Nodejs String Trimming Right rTrim()

Method Source Code

String.prototype.rTrim = function(){
   str = this;//from www . j  a va2 s  .  c o m
   var i;
    for(i=str.length-1;i>=0;i--)
    {
        if(str.charAt(i)!=" "&&str.charAt(i)!=" ")break;
    }
    str=str.substring(0,i+1);
    return str;
}

Related

1. rTrim()

   String.prototype.rTrim = function()
       return this.replace(/([\\s]*$)/g, "");
   

2. rTrim()

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

3. rTrim()

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

4. rTrim(charlist)

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

5. rtrim()

   String.prototype.rtrim = function() {
       return this.replace(/\s+$/,"");
   };