ios开发笔记--判断输入的手机号和价格是否合法
2014-11-27 14:39
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///// 手机号码的有效性判断 //检测是否是手机号码 - (BOOL)isMobileNumber:(NSString *)mobileNum { /** * 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 */ NSString * MOBILE = @"^1(3[0-9]|5[0-35-9]|8[025-9])\\d{8}$"; /** 10 * 中国移动:China Mobile 11 * 134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188 12 */ NSString * CM = @"^1(34[0-8]|(3[5-9]|5[017-9]|8[278])\\d)\\d{7}$"; /** 15 * 中国联通:China Unicom 16 * 130,131,132,152,155,156,185,186 17 */ NSString * CU = @"^1(3[0-2]|5[256]|8[56])\\d{8}$"; /** 20 * 中国电信:China Telecom 21 * 133,1349,153,180,189 22 */ NSString * CT = @"^1((33|53|8[09])[0-9]|349)\\d{7}$"; /** 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 */ // NSString * PHS = @"^0(10|2[0-5789]|\\d{3})\\d{7,8}$"; NSPredicate *regextestmobile = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", MOBILE]; NSPredicate *regextestcm = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CM]; NSPredicate *regextestcu = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CU]; NSPredicate *regextestct = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CT]; if (([regextestmobile evaluateWithObject:mobileNum] == YES) || ([regextestcm evaluateWithObject:mobileNum] == YES) || ([regextestct evaluateWithObject:mobileNum] == YES) || ([regextestcu evaluateWithObject:mobileNum] == YES)) { return YES; } else { return NO; } } //////// 特殊字符的限制输入,价格金额的有效性判断 #define myDotNumbers @"0123456789.\n" #define myNumbers @"0123456789\n" -(void) createTextFiled { textfield1_ = [[UITextField alloc] initWithFrame:CGRectMake(0, 0, 20, 20)]; textfield1_.delegate = self; [self addSubview:textfield1_]; textfield2_ = [[UITextField alloc] initWithFrame:CGRectMake(0, 0, 20, 20)]; textfield2_.delegate = self; [self addSubview:textfield2_]; textfield3_ = [[UITextField alloc] initWithFrame:CGRectMake(0, 0, 20, 20)]; textfield3_.delegate = self; [self addSubview:textfield3_]; } -(void)showMyMessage:(NSString*)aInfo { UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:@"提示" message:aInfo delegate:self cancelButtonTitle:@"确定" otherButtonTitles:nil, nil]; [alertView show]; [alertView release]; } - (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string { NSCharacterSet *cs; if ([textField isEqual:textfield1_]) { cs = [[NSCharacterSet characterSetWithCharactersInString:myNumbers] invertedSet]; NSString *filtered = [[string componentsSeparatedByCharactersInSet:cs] componentsJoinedByString:@""]; BOOL basicTest = [string isEqualToString:filtered]; if (!basicTest) { [self showMyMessage:@"只能输入数字"]; return NO; } } else if ([textField isEqual:textfield2_]) { cs = [[NSCharacterSet characterSetWithCharactersInString:myNumbers] invertedSet]; NSString *filtered = [[string componentsSeparatedByCharactersInSet:cs] componentsJoinedByString:@""]; BOOL basicTest = [string isEqualToString:filtered]; if (!basicTest) { [self showMyMessage:@"只能输入数字"]; return NO; } } else if ([textField isEqual:textfield3_]) { NSUInteger nDotLoc = [textField.text rangeOfString:@"."].location; if (NSNotFound == nDotLoc && 0 != range.location) { cs = [[NSCharacterSet characterSetWithCharactersInString:myDotNumbers] invertedSet]; } else { cs = [[NSCharacterSet characterSetWithCharactersInString:myNumbers] invertedSet]; } NSString *filtered = [[string componentsSeparatedByCharactersInSet:cs] componentsJoinedByString:@""]; BOOL basicTest = [string isEqualToString:filtered]; if (!basicTest) { [self showMyMessage:@"只能输入数字和小数点"]; return NO; } if (NSNotFound != nDotLoc && range.location > nDotLoc + 3) { [self showMyMessage:@"小数点后最多三位"]; return NO; } } return YES; }
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