Nodejs String Trim Trim( aimStr )

Method Source Code

String.prototype.Trim = function( aimStr )
{
    var str = this;
    var re = My.RegExp.InvolvedCharsRegExp;
    var reStart, reEnd;
    if ( aimStr )
    {/*from ww w  .j  av  a2  s.  co m*/
        aimStr = aimStr.replace( re, '\\$1' );
        reStart = new RegExp( '^(' + aimStr + ')+' );
        reEnd = new RegExp( '(' + aimStr + ')+$' );
    }
    else
    { 
        reStart = /^\s+/;
        reEnd = /\s+$/;
    }
    str = str.replace( reStart, '' ).replace( reEnd, '' );
    return str;
};

Related

1. trimToPx(length)

   String.prototype.trimToPx = function(length)
       var tmp = this;
       var trimmed = this;
       if (tmp.visualLength() > length)
           trimmed += "...";
           while (trimmed.visualLength() > length)
               tmp = tmp.substring(0, tmp.length-1);
               trimmed = tmp + "...";
       return trimmed;
   

2. trimTrailZeroes()

   String.prototype.trimTrailZeroes = function() {
       return this.replace(/(.\d*?)0+$/, "$1").replace(/\.$/, "");
   };
   

3. trim_(str)

   var trim_ = function (str) {
       return str.replace(/(^\s*)|(\s*$)/g, "");
   };
   

4. trimfast()

   String.prototype.trimfast = function() {
     var  str = this.replace(/^\s\s*/, ''),
       ws = /\s/,
       i = this.length;
     while (ws.test(this.charAt(--i)));
     return str.slice(0, i + 1);
   };
   (function($){
     $.fn.trimval = function() {
   ...
   

5. trimj()

   String.prototype.trim  = jCube.String.trim  = function () {
     return this.replace( /^\s+|\s+$|^\n+|\n+$|^\t+|\t+$/g, "");
   

6. Trim()

   String.prototype.Trim = function(){
     return this.replace(/(^\s*)|(\s*$)/g, "");
   };
   

7. Trim()

   String.prototype.Trim = function() {
     return this.lTrim().rTrim();
   };
   

8. Trim()

   String.prototype.Trim = function(){
     return this.replace(/(^\s*)|(\s*$)/g,"");
   };
   

9. Trim()

   String.prototype.Trim = function() 
     var m = this.match(/^\s*(\S+(\s+\S+)*)\s*$/);  
     return (m == null) ? "" : m[1];