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));
?>
Run example »
Definition and Usage
The abs() function returns the absolute (positive) value of a number.
Syntax
abs(number);
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