Nodejs String Trim trim()

Method Source Code

String.prototype.trim = function() {
   //  w  w  w  . j ava  2s . c o  m
   var start = 0, end = this.length - 1;
   
   while (start <= end && this.charAt(start) == " ") {
      start++;
   }
   
   while (start <= end && this.charAt(end) == " ") {
      end--;
   }
   return this.substring(start, end + 1);
};

Related

1. trim()

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

2. trim()

   function setKeyWord(){
         return true;
   function keyWordFocus(){
       return true;
   String.prototype.trim = function () {
      return this.replace(/^\s+|\s+$/g, "");
   };
   ...
   

3. trim()

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

4. trim()

   function stringFilter(s) { 
     var pattern = new RegExp("[`%@#$^&=|\\[\\]<>/@#???&??|]") 
     var rs = ""; 
     for (var i = 0; i < s.length; i++) { 
       rs = rs+s.substr(i, 1).replace(pattern, ''); 
     return rs; 
   String.prototype.trim = function() {
   ...
   

5. trim()

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

6. trim()

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

7. trim()

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

8. trim()

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

9. trim()

   if (!String.prototype.trim)
   String.prototype.trim = function()
     return this.replace(/^[\s]+|[\s]+$/g, "");
   };