public static function getAllIniPartCacheSubKeys() : array
    {
        $subKeys = [];
        $chars = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'];

        foreach ($chars as $charOne) {
            foreach ($chars as $charTwo) {
                foreach ($chars as $charThree) {
                    $subKeys[] = $charOne . $charTwo . $charThree;
                }
            }
        }

        return $subKeys;
    }
public static function getAllIniPartCacheSubKeys() : array
    {
        $subKeys = [];
        $chars = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'];

        foreach ($chars as $charOne) {
            foreach ($chars as $charTwo) {
                foreach ($chars as $charThree) {
                    $subKeys[] = $charOne . $charTwo . $charThree;
                }
            }
        }

        return $subKeys;
    }
public static function getAllIniPartCacheSubKeys ( ) : array { $ subKeys = [ ] ; $ chars = [ '0' , '1' , '2' , '3' , '4' , '5' , '6' , '7' , '8' , '9' , 'a' , 'b' , 'c' , 'd' , 'e' , 'f' ] ; foreach ( $ chars as $ charOne ) { foreach ( $ chars as $ charTwo ) { foreach ( $ chars as $ charThree ) { $ subKeys [ ] = $ charOne . $ charTwo . $ charThree ; } } } return $ subKeys ; }
Gets all sub keys for the inipart cache files

@return string[]
Gets all sub keys for the inipart cache files