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<?php interface CommerceLicenseBillingUsageGroupNamesInterface { public static function usageGroupNames(); } class TestLicense implements CommerceLicenseBillingUsageGroupNamesInterface { public static function usageGroupNames() { return array( 'test_group' => array( 'title' => 'Test Group', ), ); } } $l = new TestLicense(); echo print_r($l->usageGroupNames(), TRUE);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [test_group] => Array ( [title] => Test Group ) )

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