❮ PHP Math Reference
Example
Return the absolute value of different numbers:
Try it Yourself »
Definition and Usage
The abs[] function returns the absolute [positive] value of a number.
Syntax
Parameter Values
| number | Required. Specifies a number. If the number is of type float, the return type is also float, otherwise it is integer |
Technical Details
| The absolute value of the number |
| Float / Integer |
| 4+ |
❮ PHP Math Reference
A trivial
$num = $num