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run code in 150+ php & hhvm versions
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<?php class Test { protected $attr = null; } $test = new Test(); $test2 = serialize($test); var_dump(unserialize($test2));
Output for 5.3.0 - 7.1.0
object(Test)#2 (1) { ["attr":protected]=> NULL }
Output for 5.0.0 - 5.2.17
object(Test)#2 (1) { ["attr:protected"]=> NULL }
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/MGKYB on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/MGKYB on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/MGKYB on line 5
Process exited with code 255.