Nodejs String Reverse reverse()

Method Source Code

function reverseWordsInString(str) {
    var words = str.split(' ');
    var resultStr = '';
    for (var w in words) {
        resultStr += words[w].reverse() + ' ';
    }//from w w w .jav a 2  s .  c  om
    return resultStr;
}

String.prototype.reverse = function () {
    var resultArr = [];
    var len = this.length;
    for (var i = 0; i < len / 2; i++) {
        resultArr[i] = this[len - 1 - i];
        resultArr[len - i - 1] = this[i];
    }
    return resultArr.join('');
};
console.log(reverseWordsInString('Hello, how are you.'));
console.log(reverseWordsInString('Life is pretty good, isn?t it?'));

Related

1. reverse()

   var str1 = "abcdefghe";
   String.prototype.reverse = function(){
     var temp = "";
     for (var i = this.length-1; i >= 0; i--){
       console.log(this[i]);
       temp = temp + this[i];
     return temp
   function reverse (str) {
       if (str === "") {
           return "";
       } else {
           return reverse(str.substring(1)) + str.charAt(0);
   

2. reverse()

   String.prototype.reverse = function ()
       var value = '';
       for(var i = this.length - 1; i >= 0; i--)
           value += this.charAt(i);
       return value;
   };
   ...
   

3. reverse()

   function reverseSlow(s) {
     let result = '';
     for (let i = s.length - 1; i >= 0; i--) {
       result += s.charAt(i);
     return result;
   function reverseFast(s) {
     let result = [];
   ...
   

4. reverse()

   String.prototype.reverse = function () {
       return this.split('').reverse().join('');
   };
   String.prototype.isPalindrome = function () {
       var s = this.toLowerCase().replace(/[^a-z]/g, '');
       return (s.reverse() === s);
   };
   ('A man, a plan, a canoe, pasta, heros, rajahs, ' +
   'a coloratura, maps, snipe, percale, macaroni, ' +
   ...
   

5. reverse()

   String.prototype.reverse=function(){
     var arr=this.toCharArray();
     return arr.reverse().join("");
   

6. reverse()

   String.prototype.reverse = function () {
       'use strict';
       var s = "",
           i = this.length;
       while (i > 0) {
           s += this.substring(i - 1, i);
           i--;
       return s;
   ...
   

7. reverse()

   String.prototype.reverse = function(){
     var charArray = this.split('');
     var charArrayLength = charArray.length;
     var reverseMessage = '';
     for(var i = charArrayLength-1;i>=0;i--){
       reverseMessage+=charArray[i];
     return reverseMessage;
   };
   ...
   

8. reverse()

   "use strict";
   String.prototype.reverse = function () {
       return this.split("").reverse().join("");
   var isPalindrom = function(n) {
     var s = n.toString();
     return s === s.reverse();
   var max = 0;
   ...
   

9. reverse()

   String.prototype.reverse = function() {
       var result = "";
       for (var i = this.length -1 ; i >= 0; i--){
           result += this.charAt(i);
       return result;
   };