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<?php function a($b) { if($b===NULL) echo '$b is NULL<br/>'; if($b!==NULL) echo '$b isnt NULL<br/>'; var_dump($b); } a();
Output for 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, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught ArgumentCountError: Too few arguments to function a(), 0 passed in /in/trrrU on line 10 and exactly 1 expected in /in/trrrU:3 Stack trace: #0 /in/trrrU(10): a() #1 {main} thrown in /in/trrrU on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20
Warning: Missing argument 1 for a(), called in /in/trrrU on line 10 and defined in /in/trrrU on line 3 Notice: Undefined variable: b in /in/trrrU on line 5 $b is NULL<br/> Notice: Undefined variable: b in /in/trrrU on line 6 Notice: Undefined variable: b in /in/trrrU on line 7 NULL
preferences:
225.98 ms | 403 KiB | 304 Q