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<?php function isMangled($key) { $key = (string)$key; $arr = []; $arr[$key] = null; return $key !== (string)key($arr); } var_dump( isMangled(1), isMangled(1.5), isMangled(null), isMangled("test"), isMangled("test\0") );
Output for git.master, git.master_jit, rfc.property-hooks
bool(false) bool(false) bool(false) bool(false) bool(false)

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