Nodejs String Reverse reverse()

Method Source Code

// Write a JavaScript function that reverse a number or a string
'use strict';// w w w .  j av a 2 s.  co m
String.prototype.reverse = function (){
   return this.split("").reverse().join("");
}
Number.prototype.reverse = function (){
   return this.toString().reverse();
}

console.log("hello,world".reverse());
console.log(21584.25.reverse());

Related

1. reverse()

   String.prototype.reverse = function() {
       var chars = this.split(''),
           new_string = '';
       for (var i = chars.length - 1; i >= 0; i--) {
           new_string += chars[i];
       return new_string;
   };
   console.log("Cat".reverse());
   ...
   

2. reverse()

   String.prototype.reverse = function() {
       return this.split('').reverse().join('')
   

3. reverse()

   String.prototype.reverse = function() {
     return this.split('').reverse().join('')
   'racecar'.reverse()
   'hawaii'.reverse()
   

4. reverse()

   String.prototype.reverse = function(){
     strNew = this.split('');
     strRev = []
     for (var i = strNew.length-1; i >= 0 ; i--) {
       strRev.push(strNew[i]);
     strRev = strRev.join('');
     console.log(strRev)
   "whatup".reverse();
   

5. reverse()

   String.prototype.reverse = function() {
     var sAsArray = this.split("");
     var length = sAsArray.length-1;
     var endpoint = length/2;
     var temp;
     for(var i=0; i < endpoint; i++) {
       temp = sAsArray[i];
       sAsArray[i] = sAsArray[length-i];
       sAsArray[length-i] = temp;
   ...
   

6. reverse()

   String.prototype.reverse = function() {
     return this.split("").reverse().join("");
   };
   

7. reverse()

   String.prototype.reverse = function(){
      return this.split('').reverse().join('');
   var max = 0;
   for (var i = 100; i < 1000; i++) {
     for (var j = i; j < 1000; j++) {
       var product = i * j;
       if (product.toString() == product.toString().reverse() && product > max) {
         max = product;
   ...
   

8. reverse()

   var strings = "enter the text you wish";
   String.prototype.reverse = function () {
       var len = strings.length;
       var reverseString = [];
       for (var i = 0; i < len; i++) {
           reverseString[i] = this[len - 1 - i];
       return reverseString.join("");
   console.log(strings.reverse());
   

9. reverse()

   String.prototype.reverse = function() {
     return this.split("").reverse().join("");
   };
   var num = 11;
   while (true) {
     if (num.toString() == num.toString().reverse() &&
         num.toString(2) == num.toString(2).reverse() &&
         num.toString(8) == num.toString(8).reverse()) {
       console.log(num);
   ...