(PHP 4, PHP 5, PHP 7, PHP 8)
abs — Absolute value
numThe numeric value to process
The absolute value of num. If the
argument num is
of type float , the return type is also float ,
otherwise it is int (as float usually has a
bigger value range than int ).
| Version | Description |
|---|---|
| 8.0.0 |
num no longer accepts internal objects which support
numeric conversion.
|
Example #1 abs() example
<?php
var_dump(abs(-4.2));
var_dump(abs(5));
var_dump(abs(-5));
?>The above example will output:
float(4.2) int(5) int(5)