iOS代码：手机号码和价格金额有效性判断及特殊字符的限制

转载自：http://outofmemory.cn/code-snippet/1992/iOS-develop-shoujihaoma-price-jine-youxiaoxing-decide-and-teshuzifu-limited

在实际开发过程中，经常会遇到些不能让用户随便地输入手机号码，对输入的手机号码的正确判断；有些输入框只能输入数字，不能输入字母或特殊字符；还有些如价格金额之类的就只能输入数字和小数点且小数点后面保留两位。

<span class="com" style="font-family: Arial, 宋体; color: gray;">///// 手机号码的有效性判断</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="com" style="font-family: Arial, 宋体; color: gray;">//检测是否是手机号码</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">-</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">(</span><span class="pln" style="font-family: Arial, 宋体;">BOOL</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;">isMobileNumber</span><span class="pun" style="font-family: Arial, 宋体;">:(</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*)</span><span class="pln" style="font-family: Arial, 宋体;">mobileNum
</span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="com" style="font-family: Arial, 宋体; color: gray;">/**
* 手机号码
* 移动：134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188
* 联通：130,131,132,152,155,156,185,186
* 电信：133,1349,153,180,189
*/</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;"> MOBILE </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"^1(3[0-9]|5[0-35-9]|8[025-9])\\d{8}$"</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="com" style="font-family: Arial, 宋体; color: gray;">/**
10         * 中国移动：China Mobile
11         * 134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188
12         */</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;"> CM </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"^1(34[0-8]|(3[5-9]|5[017-9]|8[278])\\d)\\d{7}$"</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="com" style="font-family: Arial, 宋体; color: gray;">/**
15         * 中国联通：China Unicom
16         * 130,131,132,152,155,156,185,186
17         */</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;"> CU </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"^1(3[0-2]|5[256]|8[56])\\d{8}$"</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="com" style="font-family: Arial, 宋体; color: gray;">/**
20         * 中国电信：China Telecom
21         * 133,1349,153,180,189
22         */</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;"> CT </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"^1((33|53|8[09])[0-9]|349)\\d{7}$"</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="com" style="font-family: Arial, 宋体; color: gray;">/**
25         * 大陆地区固话及小灵通
26         * 区号：010,020,021,022,023,024,025,027,028,029
27         * 号码：七位或八位
28         */</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="com" style="font-family: Arial, 宋体; color: gray;">// NSString * PHS = @"^0(10|2[0-5789]|\\d{3})\\d{7,8}$";</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSPredicate</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">regextestmobile </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSPredicate</span><span class="pln" style="font-family: Arial, 宋体;"> predicateWithFormat</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"SELF MATCHES %@"</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> MOBILE</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSPredicate</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">regextestcm </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSPredicate</span><span class="pln" style="font-family: Arial, 宋体;"> predicateWithFormat</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"SELF MATCHES %@"</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> CM</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSPredicate</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">regextestcu </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSPredicate</span><span class="pln" style="font-family: Arial, 宋体;"> predicateWithFormat</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"SELF MATCHES %@"</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> CU</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSPredicate</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">regextestct </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSPredicate</span><span class="pln" style="font-family: Arial, 宋体;"> predicateWithFormat</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"SELF MATCHES %@"</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> CT</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">(([</span><span class="pln" style="font-family: Arial, 宋体;">regextestmobile evaluateWithObject</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">mobileNum</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">==</span><span class="pln" style="font-family: Arial, 宋体;"> YES</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">||</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">([</span><span class="pln" style="font-family: Arial, 宋体;">regextestcm evaluateWithObject</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">mobileNum</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">==</span><span class="pln" style="font-family: Arial, 宋体;"> YES</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">||</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">([</span><span class="pln" style="font-family: Arial, 宋体;">regextestct evaluateWithObject</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">mobileNum</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">==</span><span class="pln" style="font-family: Arial, 宋体;"> YES</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">||</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">([</span><span class="pln" style="font-family: Arial, 宋体;">regextestcu evaluateWithObject</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">mobileNum</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">==</span><span class="pln" style="font-family: Arial, 宋体;"> YES</span><span class="pun" style="font-family: Arial, 宋体;">))</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">return</span><span class="pln" style="font-family: Arial, 宋体;"> YES</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">else</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">return</span><span class="pln" style="font-family: Arial, 宋体;"> NO</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="com" style="font-family: Arial, 宋体; color: gray;">//////// 特殊字符的限制输入，价格金额的有效性判断</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="com" style="font-family: Arial, 宋体; color: gray;">#define</span><span class="pln" style="font-family: Arial, 宋体;"> myDotNumbers     </span><span class="pun" style="font-family: Arial, 宋体;">@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"0123456789.\n"</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="com" style="font-family: Arial, 宋体; color: gray;">#define</span><span class="pln" style="font-family: Arial, 宋体;"> myNumbers          </span><span class="pun" style="font-family: Arial, 宋体;">@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"0123456789\n"</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">-(</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">void</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;"> createTextFiled </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
textfield1_ </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">UITextField</span><span class="pln" style="font-family: Arial, 宋体;"> alloc</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> initWithFrame</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">CGRectMake</span><span class="pun" style="font-family: Arial, 宋体;">(</span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">0</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">0</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">20</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">20</span><span class="pun" style="font-family: Arial, 宋体;">)];</span><span class="pln" style="font-family: Arial, 宋体;">
textfield1_</span><span class="pun" style="font-family: Arial, 宋体;">.</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">delegate</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pln" style="font-family: Arial, 宋体;"> addSubview</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">textfield1_</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">

textfield2_ </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">UITextField</span><span class="pln" style="font-family: Arial, 宋体;"> alloc</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> initWithFrame</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">CGRectMake</span><span class="pun" style="font-family: Arial, 宋体;">(</span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">0</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">0</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">20</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">20</span><span class="pun" style="font-family: Arial, 宋体;">)];</span><span class="pln" style="font-family: Arial, 宋体;">
textfield2_</span><span class="pun" style="font-family: Arial, 宋体;">.</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">delegate</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pln" style="font-family: Arial, 宋体;"> addSubview</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">textfield2_</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">

textfield3_ </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">UITextField</span><span class="pln" style="font-family: Arial, 宋体;"> alloc</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> initWithFrame</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">CGRectMake</span><span class="pun" style="font-family: Arial, 宋体;">(</span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">0</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">0</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">20</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">20</span><span class="pun" style="font-family: Arial, 宋体;">)];</span><span class="pln" style="font-family: Arial, 宋体;">
textfield3_</span><span class="pun" style="font-family: Arial, 宋体;">.</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">delegate</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pln" style="font-family: Arial, 宋体;"> addSubview</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">textfield3_</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="pun" style="font-family: Arial, 宋体;">-(</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">void</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;">showMyMessage</span><span class="pun" style="font-family: Arial, 宋体;">:(</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pun" style="font-family: Arial, 宋体;">*)</span><span class="pln" style="font-family: Arial, 宋体;">aInfo </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">UIAlertView</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">alertView </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">UIAlertView</span><span class="pln" style="font-family: Arial, 宋体;"> alloc</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> initWithTitle</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"提示"</span><span class="pln" style="font-family: Arial, 宋体;"> message</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">aInfo </span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">delegate</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pln" style="font-family: Arial, 宋体;"> cancelButtonTitle</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"确定"</span><span class="pln" style="font-family: Arial, 宋体;"> otherButtonTitles</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">nil</span><span class="pun" style="font-family: Arial, 宋体;">,</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">nil</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="pln" style="font-family: Arial, 宋体;">alertView show</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="pln" style="font-family: Arial, 宋体;">alertView release</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="pun" style="font-family: Arial, 宋体;">-</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">(</span><span class="pln" style="font-family: Arial, 宋体;">BOOL</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;">textField</span><span class="pun" style="font-family: Arial, 宋体;">:(</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">UITextField</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*)</span><span class="pln" style="font-family: Arial, 宋体;">textField shouldChangeCharactersInRange</span><span class="pun" style="font-family: Arial, 宋体;">:(</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSRange</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;">range replacementString</span><span class="pun" style="font-family: Arial, 宋体;">:(</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*)</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">string</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSCharacterSet</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">cs</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">([</span><span class="pln" style="font-family: Arial, 宋体;">textField isEqual</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">textfield1_</span><span class="pun" style="font-family: Arial, 宋体;">])</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
cs </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSCharacterSet</span><span class="pln" style="font-family: Arial, 宋体;"> characterSetWithCharactersInString</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">myNumbers</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> invertedSet</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">filtered </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">string</span><span class="pln" style="font-family: Arial, 宋体;"> componentsSeparatedByCharactersInSet</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">cs</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> componentsJoinedByString</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">""</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
BOOL basicTest </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">string</span><span class="pln" style="font-family: Arial, 宋体;"> isEqualToString</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">filtered</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">(!</span><span class="pln" style="font-family: Arial, 宋体;">basicTest</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pln" style="font-family: Arial, 宋体;"> showMyMessage</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"只能输入数字"</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">return</span><span class="pln" style="font-family: Arial, 宋体;"> NO</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">else</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">([</span><span class="pln" style="font-family: Arial, 宋体;">textField isEqual</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">textfield2_</span><span class="pun" style="font-family: Arial, 宋体;">])</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
cs </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSCharacterSet</span><span class="pln" style="font-family: Arial, 宋体;"> characterSetWithCharactersInString</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">myNumbers</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> invertedSet</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">filtered </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">string</span><span class="pln" style="font-family: Arial, 宋体;"> componentsSeparatedByCharactersInSet</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">cs</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> componentsJoinedByString</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">""</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
BOOL basicTest </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">string</span><span class="pln" style="font-family: Arial, 宋体;"> isEqualToString</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">filtered</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">(!</span><span class="pln" style="font-family: Arial, 宋体;">basicTest</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pln" style="font-family: Arial, 宋体;"> showMyMessage</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"只能输入数字"</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">return</span><span class="pln" style="font-family: Arial, 宋体;"> NO</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">else</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">([</span><span class="pln" style="font-family: Arial, 宋体;">textField isEqual</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">textfield3_</span><span class="pun" style="font-family: Arial, 宋体;">])</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSUInteger</span><span class="pln" style="font-family: Arial, 宋体;"> nDotLoc </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="pln" style="font-family: Arial, 宋体;">textField</span><span class="pun" style="font-family: Arial, 宋体;">.</span><span class="pln" style="font-family: Arial, 宋体;">text rangeOfString</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"."</span><span class="pun" style="font-family: Arial, 宋体;">].</span><span class="pln" style="font-family: Arial, 宋体;">location</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">(</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSNotFound</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">==</span><span class="pln" style="font-family: Arial, 宋体;"> nDotLoc </span><span class="pun" style="font-family: Arial, 宋体;">&&</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">0</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">!=</span><span class="pln" style="font-family: Arial, 宋体;"> range</span><span class="pun" style="font-family: Arial, 宋体;">.</span><span class="pln" style="font-family: Arial, 宋体;">location</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
cs </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSCharacterSet</span><span class="pln" style="font-family: Arial, 宋体;"> characterSetWithCharactersInString</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">myDotNumbers</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> invertedSet</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">else</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
cs </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSCharacterSet</span><span class="pln" style="font-family: Arial, 宋体;"> characterSetWithCharactersInString</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">myNumbers</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> invertedSet</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSString</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">*</span><span class="pln" style="font-family: Arial, 宋体;">filtered </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">string</span><span class="pln" style="font-family: Arial, 宋体;"> componentsSeparatedByCharactersInSet</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">cs</span><span class="pun" style="font-family: Arial, 宋体;">]</span><span class="pln" style="font-family: Arial, 宋体;"> componentsJoinedByString</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">""</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
BOOL basicTest </span><span class="pun" style="font-family: Arial, 宋体;">=</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">string</span><span class="pln" style="font-family: Arial, 宋体;"> isEqualToString</span><span class="pun" style="font-family: Arial, 宋体;">:</span><span class="pln" style="font-family: Arial, 宋体;">filtered</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">(!</span><span class="pln" style="font-family: Arial, 宋体;">basicTest</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">

</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pln" style="font-family: Arial, 宋体;"> showMyMessage</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"只能输入数字和小数点"</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">return</span><span class="pln" style="font-family: Arial, 宋体;"> NO</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">if</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">(</span><span class="typ" style="font-family: Arial, 宋体; color: rgb(43, 145, 175);">NSNotFound</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">!=</span><span class="pln" style="font-family: Arial, 宋体;"> nDotLoc </span><span class="pun" style="font-family: Arial, 宋体;">&&</span><span class="pln" style="font-family: Arial, 宋体;"> range</span><span class="pun" style="font-family: Arial, 宋体;">.</span><span class="pln" style="font-family: Arial, 宋体;">location </span><span class="pun" style="font-family: Arial, 宋体;">></span><span class="pln" style="font-family: Arial, 宋体;"> nDotLoc </span><span class="pun" style="font-family: Arial, 宋体;">+</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="lit" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">3</span><span class="pun" style="font-family: Arial, 宋体;">)</span><span class="pln" style="font-family: Arial, 宋体;"> </span><span class="pun" style="font-family: Arial, 宋体;">{</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">[</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">self</span><span class="pln" style="font-family: Arial, 宋体;"> showMyMessage</span><span class="pun" style="font-family: Arial, 宋体;">:@</span><span class="str" style="font-family: Arial, 宋体; color: rgb(128, 0, 0);">"小数点后最多三位"</span><span class="pun" style="font-family: Arial, 宋体;">];</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">return</span><span class="pln" style="font-family: Arial, 宋体;"> NO</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="kwd" style="font-family: Arial, 宋体; color: rgb(0, 0, 139);">return</span><span class="pln" style="font-family: Arial, 宋体;"> YES</span><span class="pun" style="font-family: Arial, 宋体;">;</span><span class="pln" style="font-family: Arial, 宋体;">
</span><span class="pun" style="font-family: Arial, 宋体;">}</span>