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<?php function i(){(0);}function m($f,$a){return array_map($f,0);}echo implode(m("",m("",("i"("",m("%n",("")))))));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: array_map(): Argument #1 ($callback) must be a valid callback or null, function "%n" not found or invalid function name in /in/U5FfZ:2 Stack trace: #0 /in/U5FfZ(2): array_map('%n', 0) #1 /in/U5FfZ(2): m('%n', '') #2 {main} thrown in /in/U5FfZ on line 2
Process exited with code 255.

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