<?php
$a = null;
$a--;
var_dump($a);
$a++;
var_dump($a);
- Output for 8.3.0 - 8.3.4
- Warning: Decrement on type null has no effect, this will change in the next major version of PHP in /in/nDc3e on line 3
NULL
int(1)
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17
- NULL
int(1)
preferences:
323.31 ms | 405 KiB | 452 Q