Nodejs String Reverse reverse() return this.split("").reverse().join(""); }

Here you can find the source of reverse() return this.split("").reverse().join(""); }

Method Source Code

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

function palindrome(str) { 
    return str == str.reverse(); 
}

console.log(palindrome("level"));

Related

  1. reverse()
    String.prototype.reverse = function () {
        "use strict";
        var temp = "",
            i = 0;
        for (i; i < this.length; i = i + 1) {
            temp += this[this.length - 1 - i];
        return temp;
    };
    ...
    
  2. reverse()
    String.prototype.reverse = function(){
      var arr = this.toCharArray();
      function swap(arr,a,b){
        var temp = arr[a];
        arr[a] = arr[b];
        arr[b] = temp;
      for(var x=0,y=arr.length-1;  x<y ; x++,y--){
        swap(arr,x,y);
    ...
    
  3. reverse()
    String.prototype.reverse = function () {
      let str = this;
      let result = '';
      for (let i = str.length - 1; i >= 0; i--) {
        result += str.unicodeCharAt(i);
      return result;
    };
    
  4. reverse()
    String.prototype.reverse = function () {
        function swap(arr, a, b) {
            var temp = arr[a];
            arr[a] = arr[b];
            arr[b] = temp;
        var arr = this.toCharArray();
        for (var x = 0, y = arr.length - 1; x < y; x++, y--) {
            swap(arr, x, y);
    ...
    
  5. reverse() // New ES2015
    String.prototype.reverse = function() {     
        "use strict";
        var result = "";
        for(var i = this.length-1; i >= 0; i--){    
            result += this.charAt(i);
        return result;
    module.exports = String;    
    ...
    
  6. reverse(str)
    String.prototype.reverse = function(str){
        return str.split("").reverse().join("");
        console.log(str)
    var myString = new String();
    myString.reverse("Happy")
    
  7. reverse(string)
    function reverse(s) {
        return s.toString().split("").reverse().join("");
        console.log('from app . js 2');
    
  8. reverseStr()
    var str = 'Lorem ipsum dolor sit amet.';
    String.prototype.reverseStr = function () {
        var string = String(this),
            tempStr = string.split('');
        tempStr = tempStr.reverse();
        return tempStr.join('');
    };
    console.log(str.reverseStr());
    
  9. reverseString()
    String.prototype.reverseString = function() {
    var len = this.length, strArray = [], ct = 0;
      for (var i=len-1;i>=0;i--) {
         strArray[ct++] = this.charAt(i);
      return strArray.join("");
    console.log("asdf ajsd".reverseString());