js tostring

JavaScript
var myNumber=120;
var myString = myNumber.toString(); //converts number to string "120"<script language="JavaScript" type="text/javascript"> 
var a = 3.3445;
var c = a.toString();
alert(c);
</script>
   var num = 15;
var n = num.toString(); /* now */ "15"// The API

// To convert to a number from a hex string:
parseInt(string, radix)
// string: Required. The string to be parsed
// radix: Optional. A number (from 2 to 36) that represents the numeral system to be used

// To convert from a number to a hex string:
NumberObject.toString(radix)
// radix: Optional. Specifies the base radix you would like the number displayed as.

// Example radix values:
// 2 - The number will show as a binary value
// 8 - The number will show as an octal value
// 16 - The number will show as an hexadecimal valuetoString(123);obj.toString()
Source

Also in JavaScript: