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<?php class obj { var $y; function __wakeup () { $this->y = 1; } } $x = 'a:3:{i:0;O:9:"exception":1:{s:16:"'."\0".'Exception'."\0".'trace";s:4:"test";}i:1;O:3:"obj":1:{s:1:"y";R:2;}i:2;R:3;}'; $x = unserialize($x); for ($i = 0; $i < 5; $i++) { $v[$i] = 'hi'.$i; } var_dump($x);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught TypeError: Cannot assign string to property Exception::$trace of type array in /in/4ZLrf:11 Stack trace: #0 /in/4ZLrf(11): unserialize('a:3:{i:0;O:9:"e...') #1 {main} thrown in /in/4ZLrf on line 11
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught TypeError: Cannot assign string to property Exception::$trace of type array in /in/4ZLrf:11 Stack trace: #0 /in/4ZLrf(11): unserialize('a:3:{i:0;O:9:"e...') #1 {main} thrown in /in/4ZLrf on line 11
Process exited with code 255.
Output for 5.4.39 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.20, 7.1.5 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
array(3) { [0]=> &int(1) [1]=> object(obj)#2 (1) { ["y"]=> &int(1) } [2]=> string(4) "test" }
Output for 7.0.0 - 7.0.6, 7.1.0
array(2) { [0]=> &int(1) [1]=> object(obj)#2 (1) { ["y"]=> &int(1) } }
Output for 5.4.36 - 5.4.38
array(3) { [0]=> &int(1) [1]=> object(obj)#2 (1) { ["y"]=> &int(1) } [2]=> &string(4) "1" }
Process exited with code 139.
Output for 5.4.1 - 5.4.35
array(3) { [0]=> &int(1) [1]=> object(obj)#2 (1) { ["y"]=> &int(1) } [2]=> string(3) "hi4" }

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