Nodejs Utililty Methods String Trim Left

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

String.prototype.lTrim = function () {
  var $whitespace = new String(" \t\n\r");
  if ($whitespace.indexOf(this.charAt(0)) != -1) {
    var $i = this.length;
    var $j = 0;
    while ($j < $i && $whitespace.indexOf(this.charAt($j)) != -1) {
      $j++;
    return this.substring($j, $i);
...

String.prototype.lTrim = function(charlist) {
  if (charlist === undefined)
    charlist = "\s";
  return this.replace(new RegExp("^[" + charlist + "]+"), "");
};

String.prototype.leftTrim = function () {
    return this.replace(/^\s+/, "");

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

String.prototype.leftTrim =function(){
    return this.replace(/^\s+/,'');

String.prototype.lefttrim = function( )
  return( this.replace(new RegExp("^[\\s]+", "gm"), "") );
};

String.prototype.TrimStart = function( aimStr )
    var str = this;
    var re = My.RegExp.InvolvedCharsRegExp;
    var reStart;
    if ( aimStr )
        aimStr = aimStr.replace( re, '\\$1' );
        reStart = new RegExp( '^(' + aimStr + ')+' );
...

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

String.prototype.LTrim = function() {
    return this.replace(/^\s+/g, "");