Js计算包含英文与汉字的字符串长度
1
<SCRIPT language="JavaScript">
2<!--
3
function countCharacters(str){
4
var totalCount = 0;
5
for (var i=0; i<str.length; i++) {
6 var c = str.charCodeAt(i);
7 if ((c >= 0x0001 && c <= 0x007e) || (0xff60<=c && c<=0xff9f)) {
8 totalCount++;
9 }else {
10 totalCount+=2;
11
}
12 }
13 // alert(totalCount);
14 return totalCount;
15
}
16//-->
17</SCRIPT>
<SCRIPT language="JavaScript">2
<!--3
function countCharacters(str){
4
var totalCount = 0; 5
for (var i=0; i<str.length; i++) { 
6
var c = str.charCodeAt(i); 7
if ((c >= 0x0001 && c <= 0x007e) || (0xff60<=c && c<=0xff9f)) { 8
totalCount++; 9
}else { 10
totalCount+=2; 11
} 12
}13
// alert(totalCount);14
return totalCount;15
}16
//-->17
</SCRIPT>
