Shuffle Array Items

shuffle.js

    //ES5 Version

    var shuffleArray = function (arr) {
    	var newArr = arr.slice();
    
      for (var i = newArr.length - 1; i > 0; i--) {
          var j = Math.floor(Math.random() * (i + 1));
          var temp = newArr[i];
          newArr[i] = newArr[j];
          newArr[j] = temp;
      }
      
      return newArr;
    }
    
    
    // ES6 Version
    
    const shuffleArray = arr => {
    	const newArr = arr.slice();
    
      for (let i = newArr.length - 1; i > 0; i -= 1) {
          const j = Math.floor(Math.random() * (i + 1));
          const temp = newArr[i];
          newArr[i] = newArr[j];
          newArr[j] = temp;
      }
      
      return newArr;
    };