3v4l.org

run code in 300+ PHP versions simultaneously
<?php class logger { function __construct() { print "logger constructing\n"; } function __wakeup() { print "logger wakeup\n"; } function __destruct() { print "logger destruct\n"; } } class obj { var $prop; function __wakeup() { $this->prop = 'awake'; } } $x = 'a:4:{i:0;O:8:"stdClass":1:{i:0;O:6:"logger":0:{};}i:1;O:3:"obj":1:{s:4:"prop";R:2;}i:2;R:3}'; $y = unserialize($x); var_dump($y);
Output for 8.3.0 - 8.3.6
Warning: unserialize(): Error at offset 48 of 91 bytes in /in/49ZaI on line 22 logger wakeup logger destruct bool(false)
Output for 7.1.10 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Notice: unserialize(): Error at offset 48 of 91 bytes in /in/49ZaI on line 22 logger wakeup logger destruct bool(false)
Output for 7.3.32 - 7.3.33
logger wakeup logger destruct bool(false)
Output for 7.1.5 - 7.1.7
Notice: unserialize(): Error at offset 49 of 91 bytes in /in/49ZaI on line 22 logger wakeup logger destruct bool(false)
Output for 7.1.0
logger wakeup Notice: unserialize(): Error at offset 49 of 91 bytes in /in/49ZaI on line 22 logger destruct bool(false)
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20
logger wakeup logger destruct Notice: unserialize(): Error at offset 49 of 91 bytes in /in/49ZaI on line 22 bool(false)
preferences:
168.12 ms | 402 KiB | 183 Q