汉字转拼音首字母函数

<%
'=========================================================================================
'先声明这个只对GB2312编码有用，因为他是根据ASCII编码来判断的，害我在UTF-8下面试了很久都不行！！UTF-8的暂时没有，勉强找到个是根据自定义表来判断的，很多都查不到，感觉没什么用，CSDN上问了都没人会……
'=================================================================================================
function getpychar(char)
tmp=65536+asc(char)
if(tmp>=45217 and tmp<=45252) then
getpychar= "a"
elseif(tmp>=45253 and tmp<=45760) then
getpychar= "b"
elseif(tmp>=45761 and tmp<=46317) then
getpychar= "c"
elseif(tmp>=46318 and tmp<=46825) then
getpychar= "d"
elseif(tmp>=46826 and tmp<=47009) then
getpychar= "e"
elseif(tmp>=47010 and tmp<=47296) then
getpychar= "f"
elseif(tmp>=47297 and tmp<=47613) then
getpychar= "g"
elseif(tmp>=47614 and tmp<=48118) then
getpychar= "h"
elseif(tmp>=48119 and tmp<=49061) then
getpychar= "j"
elseif(tmp>=49062 and tmp<=49323) then
getpychar= "k"
elseif(tmp>=49324 and tmp<=49895) then
getpychar= "l"
elseif(tmp>=49896 and tmp<=50370) then
getpychar= "m"
elseif(tmp>=50371 and tmp<=50613) then
getpychar= "n"
elseif(tmp>=50614 and tmp<=50621) then
getpychar= "o"
elseif(tmp>=50622 and tmp<=50905) then
getpychar= "p"
elseif(tmp>=50906 and tmp<=51386) then
getpychar= "q"
elseif(tmp>=51387 and tmp<=51445) then
getpychar= "r"
elseif(tmp>=51446 and tmp<=52217) then
getpychar= "s"
elseif(tmp>=52218 and tmp<=52697) then
getpychar= "t"
elseif(tmp>=52698 and tmp<=52979) then
getpychar= "w"
elseif(tmp>=52980 and tmp<=53640) then
getpychar= "x"
elseif(tmp>=53689 and tmp<=54480) then
getpychar= "y"
elseif(tmp>=54481 and tmp<=62289) then
getpychar= "z"
else
getpychar=char
end if
end function
 
function getpy(str)
for i=1 to len(str)
getpy=getpy&getpychar(mid(str,i,1))
next

end function
Response.Write(getpy(Request.Form("hz")))
 %>
<form method=post>
请在此处输入中文：<input name=hz>
</form>