(PHP 4, PHP 5, PHP 7, PHP 8)
abs — Absolute value
num
The 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)