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JavaScript abs() Method
JavaScript Math Object
Definition and Usage
The abs() method returns the absolute value of a number.
Syntax
Math.abs(x)
| Parameter | Description |
|---|---|
| x | Required. A number |
Browser Support
The abs() method is supported in all major browsers.
Example
Example
Return the absolute value of different numbers:
<script type="text/javascript">
document.write(Math.abs(7.25) + "<br />");
document.write(Math.abs(-7.25) + "<br />");
document.write(Math.abs(null) + "<br />");
document.write(Math.abs("Hello") + "<br />");
document.write(Math.abs(7.25-10));
</script>
document.write(Math.abs(7.25) + "<br />");
document.write(Math.abs(-7.25) + "<br />");
document.write(Math.abs(null) + "<br />");
document.write(Math.abs("Hello") + "<br />");
document.write(Math.abs(7.25-10));
</script>
The output of the code above will be:
7.25
7.25
0
NaN
2.75
7.25
0
NaN
2.75
Try it yourself »
JavaScript Math Object
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Copyright 1999-2012 by Refsnes Data. All Rights Reserved.
Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content.
While using this site, you agree to have read and accepted our terms of use and privacy policy.
Copyright 1999-2012 by Refsnes Data. All Rights Reserved.