CODE EXAMPLE FOR JAVASCRIPT

leetcode reverse interger solution

var reverse = function(x) {
    
  let str = String(Math.abs(x)).split('').reverse().join('');
  let int = parseInt(str); 
  
  if(int > Math.pow(2, 31) || int > Math.pow(2, 31) - 1) return 0;

  return x < 0 ? -int : int;  
};