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JavaScript toString() Method

Number Object Reference JavaScript Number Object

Definition and Usage

The toString() method converts a Number object to a string.

Note: This method is automatically called by JavaScript whenever a Number object needs to be displayed as a string.

Syntax

number.toString(radix)

Parameter Description
radix Optional. Which base to use for representing a numeric value. Must be an integer between 2 and 36.
  • 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 value

Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The toString() method is supported in all major browsers.

Example

Example

Convert a number to a string, with different bases:

<script type="text/javascript">

var num=new Number(15);
document.write(num.toString()+"<br />");
document.write(num.toString(2)+"<br />");
document.write(num.toString(8)+"<br />");
document.write(num.toString(16)+"<br />");

</script>

The output of the code above will be:


Try it yourself »

Number Object Reference JavaScript Number Object
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