how to convert to string javascript

var num = 15;
var n = num.toString();function myFunction() {
  var x1 = Boolean(0);
  var x2 = Boolean(1);
  var x3 = new Date();
  var x4 = "12345";
  var x5 = 12345;

  
  console.log(String(x1))
  console.log(String(x2))
  console.log(String(x3))
  console.log(String(x4))
  console.log(String(x5))

}

//outputs the following: 

false
true
Wed Dec 30 2020 20:35:17 GMT-0500 (Eastern Standard Time)
12345
12345