Nodejs String Trimming Right rTrim()

Method Source Code

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--;//from  w ww .  j  a  va 2  s .  c o  m
      }
      return this.substring(0, $i + 1);
   }
   return new String(this);
};
String.prototype.trim = function () {
   return this.lTrim().rTrim();
};

Related

1. rTrim()

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

2. rTrim()

   String.prototype.rTrim = function(){
     str = this;
     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;
   ...
   

3. rTrim()

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

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+$/,"");
   };
   

6. rtrim()

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

7. rtrim()

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