3v4l.org

run code in 300+ PHP versions simultaneously
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Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.18, 8.4.1 - 8.4.5
Fatal error: Uncaught TypeError: array_push(): Argument #1 ($array) must be of type array, null given in /in/aCsWi:16 Stack trace: #0 /in/aCsWi(16): array_push(NULL, 'http://a.com') #1 {main} thrown in /in/aCsWi on line 16
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: array_push() expects parameter 1 to be array, null given in /in/aCsWi on line 16 Warning: array_push() expects parameter 1 to be array, null given in /in/aCsWi on line 16 Warning: array_push() expects parameter 1 to be array, null given in /in/aCsWi on line 16 Warning: array_push() expects parameter 1 to be array, null given in /in/aCsWi on line 16 Warning: array_push() expects parameter 1 to be array, null given in /in/aCsWi on line 16 Warning: array_push() expects parameter 1 to be array, null given in /in/aCsWi on line 16 Warning: array_push() expects parameter 1 to be array, null given in /in/aCsWi on line 16 Warning: array_push() expects parameter 1 to be array, null given in /in/aCsWi on line 16

preferences:
103.17 ms | 415 KiB | 5 Q