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PHP abs() Function
Complete PHP Math Reference
Definition and Usage
The abs() function returns the absolute value of a number.
Syntax
abs(x)
| Parameter | Description |
|---|---|
| x | Required. A number. If the number is of type float, the return type is also float, otherwise it is integer |
Example
<?php
echo(abs(6.7) . "<br />");
echo(abs(-3) . "<br />");
echo(abs(3));
?>
echo(abs(6.7) . "<br />");
echo(abs(-3) . "<br />");
echo(abs(3));
?>
The output of the code above will be:
6.7
3
3
3
3
Complete PHP Math Reference
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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.