Reverse String in JavaScript

reverse_string.js

//specs
reverseString('hello world') //dlrow olleh

//solution 1
function reverseString(str) {
  return str.split('').reverse().join('')
}

//solution 2
function reverseString(str){
  let reversed = '';
  for(let char of str){
    reversed = char + reversed;
  }
  return reversed;
}

//solution 3
function reverseString(str) {
  return str.split('').reduce((reversed, char)=>char + reversed,'')
}