<?php
$a = '' ?? 'empty';
$b = null ?? 'empty';
var_dump($a, $b);
- Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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, 8.3.0 - 8.3.4
- string(0) ""
string(5) "empty"
- Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
- Parse error: syntax error, unexpected '?' in /in/FUmGn on line 3
Process exited with code 255.
preferences:
156.97 ms | 401 KiB | 179 Q