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run code in 300+ PHP versions simultaneously
<?php class obj { var $y; function __wakeup() { $this->y = 1; } } $x = 'a:4:{i:0;i:1;i:1;O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";r:2;}i:2;O:3:"obj":1:{s:1:"y";R:3;}i:3;R:4;}'; $x = unserialize($x); for ($i = 0; $i < 5; $i++) { $v[$i] = 'hi'.$i; } var_dump($x);

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16.26 ms | 402 KiB | 5 Q