# Math.abs Function (JavaScript)

Returns the absolute value of a number (the value without regard to whether it is positive or negative). For example, the absolute value of -5 is the same as the absolute value of 5.

## Syntax

```
Math.abs(number)
```

#### Parameters

The required `number`

argument is a numeric expression for which the absolute value is needed.

## Return Value

The absolute value of the `number`

argument.

## Example

The following example illustrates the use of the `abs`

function.

```
var s;
var v1 = Math.abs(6);
var v2 = Math.abs(-6);
if (v1 == v2) {
document.write("Absolute values are the same.");
}
else {
document.write("Absolute values are different.");
}
// Output: Absolute values are the same.
```

## Requirements

Supported in the following document modes: Quirks, Internet Explorer 6 standards, Internet Explorer 7 standards, Internet Explorer 8 standards, Internet Explorer 9 standards, Internet Explorer 10 standards, Internet Explorer 11 standards. Also supported in Store apps (Windows 8 and Windows Phone 8.1). See Version Information.

**Applies To**: Math Object