Nodejs String Trim trim()

Method Source Code

String.prototype.trim = String.prototype.trim || function () {
   const//from   w w  w.  j ava2 s  .  c o  m
      str = this.replace(/^\s\s*/, '');

   let
      i = str.length;

   for (let rgxp = /\s/; rgxp.test(str.charAt(--i));) {

   }

   return str.substring(0, i + 1);
};

Related

1. trim()

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

2. trim()

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

3. trim()

   String.prototype.trim = function()
     var x=this;
     x=x.replace(/^\s*(.*)/, "$1");
     x=x.replace(/(.*?)\s*$/, "$1");
     return x;
   

4. trim()

   var Firefox = (document.getElementById && !document.all);
   var MSIE = (-1 != navigator.userAgent.indexOf('MSIE'));
   String.prototype.trim=function(){
     return this.replace(/^\s+|\s+$/g,"");
   };
   function Redirect(url)
     parent.location=url;
   var Submitted = 0;
   function OnSubmit(form)
     if (Submitted) {
       return false;
     Submitted = 1;
     return true;
   

5. trim()

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

6. trim()

   'use strict';
   Array.isArray = Array.isArray || function (obj) {
     return {}.call(obj) === '[object Array]';
   };
   String.prototype.trim = String.prototype.trim || function () {
     const
       str = this.replace(/^\s\s*/, '');
     let
       i = str.length;
   ...
   

7. trim()

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

8. trim()

   var person = {};
   person.say = function(name){
       console.log(name);
   };
   person.say("lilei");
   String.prototype.trim = function(){
       return this.replace(/(^\s*)|(\s*$)/g, "");
   function  trim(str){
   ...
   

9. trim()

   function $(e){
     return document.getElementById(e);
   String.prototype.trim = function(){
     return this.replace(/(^\s+)|(\s+$)/g,"");
   function checkFormField(fieldObj,msgObj,re,nullMsg,errorMsg){
     msgObj.innerHTML = "";
     var v = fieldObj.value.replace(/(^\s+)|(\s+$)/g,"");
   ...