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JavaScript round() Method

❮ JavaScript Math Object

Example

Round a number to the nearest integer:

Math.round(2.5);
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More "Try it Yourself" examples below.


Definition and Usage

The round() method rounds a number to the nearest integer.

Note: 2.49 will be rounded down (2), and 2.5 will be rounded up (3).


Browser Support

Method
round() Yes Yes Yes Yes Yes

Syntax

Math.round(x)

Parameter Values

Parameter Description
x Required. The number to be rounded


Technical Details

Return Value: A number, representing the nearest integer
JavaScript Version: ECMAScript 1

More Examples

Example

Round different numbers to the nearest integer:

var a = Math.round(2.60);
var b = Math.round(2.50);
var c = Math.round(2.49);
var d = Math.round(-2.60);
var e = Math.round(-2.50);
var f = Math.round(-2.49);
Try it Yourself »

❮ JavaScript Math Object