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run code in 300+ PHP versions simultaneously
<?php function a($a) { $a++; } $zz=5; a(&$zz); echo $zz;
Output for 5.4.0 - 5.4.23
Fatal error: Call-time pass-by-reference has been removed; If you would like to pass argument by reference, modify the declaration of a(). in /in/dHihS on line 12
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Deprecated: Call-time pass-by-reference has been deprecated; If you would like to pass it by reference, modify the declaration of a(). If you would like to enable call-time pass-by-reference, you can set allow_call_time_pass_reference to true in your INI file in /in/dHihS on line 12 6

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181.14 ms | 1387 KiB | 61 Q