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<?php $a = 'foo'; echo PHP_EOL, 'unset cast', PHP_EOL; var_dump((unset) $a); var_dump($a); echo PHP_EOL, 'unset call', PHP_EOL; unset($a); var_dump($a);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: The (unset) cast is no longer supported in /in/PqkIG on line 6
Process exited with code 255.

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