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<?php var_dump(strtolower(0)); var_dump(strtolower(false)); var_dump(strtolower(true)); var_dump(strtolower(null));
Output for git.master, git.master_jit, rfc.property-hooks
string(1) "0" string(0) "" string(1) "1" Deprecated: strtolower(): Passing null to parameter #1 ($string) of type string is deprecated in /in/J7S66 on line 5 string(0) ""

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