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<?php $a = null; $a ??= true; $a = [ ['a' => true, 'b' => true], ['a' => false, 'b' => true], ['a' => true, 'b' => true], ['a' => false, 'b' => true] ]; $a = 1; $a += 2 + 3; $a = null; var_dump((string) $a['test']['b']);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Trying to access array offset on null in /in/KmSrM on line 19 Warning: Trying to access array offset on null in /in/KmSrM on line 19 string(0) ""

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