JavaScript Number toString()
Examples
Convert a number to a string:
let num = 15;
let text = num.toString();
Try it Yourself »
Convert a number to a string, using base 2 (binary):
let num = 15;
let text = num.toString(2);
Try it Yourself »
Definition and Usage
The toString() returns a number as a string.
Note
Every JavaScript object has a toString() method.
The toString() method is used internally by JavaScript
when an object needs to be displayed as a text (like in HTML),
or when an object needs to be used as a string.
Normally, you will not use it in your own code.
Syntax
number.toString(radix)
Parameters
| Parameter | Description |
| radix | Optional. The base to use. Must be an integer between 2 and 36. Base 2 is binary Base 8 is octal Base 16 is hexadecimal. |
Return Value
| Type | Description |
| A string | The number as a string. |
More Examples
Convert a number to a string, using base 8 (Octal):
let num = 15;
let text = num.toString(8);
Try it Yourself »
Convert a number to a string, using base 16 (Hexadecimal):
let num = 15;
let text = num.toString(16);
Try it Yourself »
Browser Support
toString() is an ECMAScript1 (ES1) feature.
ES1 (JavaScript 1997) is fully supported in all browsers:
| Chrome | Edge | Firefox | Safari | Opera | IE |
| Yes | Yes | Yes | Yes | Yes | Yes |
