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PHP Array
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PHP Math
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PHP SimpleXML
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PHP String
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PHP Variable Handling
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PHP XML Parser
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PHP abs() Function
Example
Return the absolute value of different numbers:
<?php
echo(abs(6.7) . "<br>");
echo(abs(-6.7) . "<br>");
echo(abs(-3) . "<br>");
echo(abs(3));
?>
Try it Yourself »
Definition and Usage
The abs() function returns the absolute (positive) value of a number.
Syntax
abs(
number);
Parameter Values
| Parameter | Description |
|---|---|
| number | Required. Specifies a number. If the number is of type float, the return type is also float, otherwise it is integer |
Technical Details
| Return Value: | The absolute value of the number |
|---|---|
| Return Type: | Float / Integer |
| PHP Version: | 4+ |
❮ PHP Math Reference
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