3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x= "a:1:{"; var_dump(unserialize($x));
Output for 8.3.0 - 8.3.16, 8.4.1 - 8.4.3
Warning: unserialize(): Error at offset 5 of 5 bytes in /in/vsXj2 on line 5 bool(false)
Output for 8.2.0 - 8.2.27
Notice: unserialize(): Error at offset 5 of 5 bytes in /in/vsXj2 on line 5 bool(false)
preferences:
49.05 ms | 407 KiB | 5 Q