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<?php var_dump(json_encode([])); var_dump(json_encode(array())); var_dump(json_encode([0])); var_dump(json_encode(array(0)));
Output for git.master, git.master_jit, rfc.property-hooks
string(2) "[]" string(2) "[]" string(3) "[0]" string(3) "[0]"

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