int to string javascript

let string = "1";
let num = parseInt(string);
//num will equal 1 as a intvar myInt = parseInt("10.256"); //10
var myFloat = parseFloat("10.256"); //10.256var myNumber=120;
var myString = myNumber.toString(); //converts number to string "120"var num = 15;
var n = num.toString(); /* now */ "15"<script language="JavaScript" type="text/javascript"> 
var a = "3.3445";
var c = parseInt(a);
alert(c);
</script>var number = 12;
return numner.toString();