JSFiddle - React, Tailwind, and code Playground

by Jessie Lau

JavaScript

function palindrome(string){
    var res = string.split("").reverse().join("");
    return res;
};
var x = palindrome("hello"); 


function palindrome2(str){
  var res="";
  for(i = str.length; i >= 0; i--){
      res += str[i];
  }
 return res;
}
alert(palindrome2("hello"));