Юрий Паршин

var string1 = 'clockwise';
var string2 = 'clockwork';

function compareString(string1, string2) {
  string1 = string1.split('').sort().join('').replace(' ', '');
  string2 = string2.split('').sort().join('').replace(' ', '');
  if (string1.length == string2.length) {
      if (string1.valueOf() == string2.valueOf()) {
        return true;
      }
      else {
        return false;
      }
  }
  else {
    return false;
  }
}
console.log(compareString(string1, string2));