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<?php serialize(array( 'a'=>'foo', 'b'=> function ($e) { echo "hi"; } ));
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Exception: Serialization of 'Closure' is not allowed in /in/RDLOJ:3 Stack trace: #0 /in/RDLOJ(3): serialize(Array) #1 {main} thrown in /in/RDLOJ on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Fatal error: Uncaught Exception: Serialization of 'Closure' is not allowed in /in/RDLOJ:7 Stack trace: #0 /in/RDLOJ(7): serialize(Array) #1 {main} thrown in /in/RDLOJ on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Uncaught exception 'Exception' with message 'Serialization of 'Closure' is not allowed' in /in/RDLOJ:8 Stack trace: #0 /in/RDLOJ(8): serialize(Array) #1 {main} thrown in /in/RDLOJ on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/RDLOJ on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/RDLOJ on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/RDLOJ on line 5
Process exited with code 255.

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