jquery equal-width output text plug-in use introduction _jquery

Copy Code code as follows:

<script type= "Text/javascript" src= "Http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js" >< /script>

<script>
(function ($) {
$.extend ($,{
Fixedwidth:function (Str,length,char) {
Str=str.tostring ();
if (!char) char= "...";
var num=length-lengthb (str);
if (num<0) {
STR=SUBSTRINGB (STR,LENGTH-LENGTHB (char)) +char;
}
return str;
function Substringb (str,length) {
var num=0,len=str.length,tenp= "";
if (len) {
for (Var i=0;i<len;i++) {
if (num>length) break;
if (Str.charcodeat (i) >255) {
num+=2;
Tenp+=str.charat (i);
}else{
num++;
Tenp+=str.charat (i);
}
}
return TENP;
}else{
return null;
}
}
function LENGTHB (str) {
var num=0,len=str.length;
if (len) {
for (Var i=0;i<len;i++) {
if (Str.charcodeat (i) >255) {
num+=2;
}else{
num++;
}
}
return num;
}else{
return 0;
}
}
}
});
}) (JQuery);
var a= "ABCDE Who am I?" ";
Alert (Jquery.fixedwidth (a,10));
</script>