1var myNumber=120;
2var myString = myNumber.toString(); //converts number to string "120"

1num.toString();

1<script language="JavaScript" type="text/javascript"> 
2var a = 3.3445;
3var c = a.toString();
4alert(c);
5</script>
6   

1var num = 15;
2var n = num.toString(); /* now */ "15"

1var num = 15;
2var n = num.toString();

1const num = 123; //> type number 123
2const str = num.toString(); //> type string "123"