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<?php $a = []; print_r(array_is_list($a) && array_all($a, fn ($row) => is_array($row)));
Output for git.master_jit, git.master
1
Output for rfc.property-hooks
Fatal error: Uncaught Error: Call to undefined function array_all() in /in/qKWot:5 Stack trace: #0 {main} thrown in /in/qKWot on line 5
Process exited with code 255.

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