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<?php function isMangled($key) { $arr = []; $arr[$key] = null; return (string) $key !== (string) key($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
Deprecated: Implicit conversion from float 1.5 to int loses precision in /in/MSBoB on line 5 bool(false) bool(true) bool(false) bool(false) bool(false)

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