arguments.php
private function longestFlag($flag_sets)
    {
        $longest = 0;
        foreach ($flag_sets as $flags) {
            foreach ($flags as $flag) {
                $longest = max($longest, strlen($this->renderFlag($flag)));
            }
        }

        return $longest;
    }
private function longestFlag($flag_sets)
    {
        $longest = 0;
        foreach ($flag_sets as $flags) {
            foreach ($flags as $flag) {
                $longest = max($longest, strlen($this->renderFlag($flag)));
            }
        }

        return $longest;
    }
private function longestFlag ( $ flag_sets ) { $ longest = 0 ; foreach ( $ flag_sets as $ flags ) { foreach ( $ flags as $ flag ) { $ longest = max ( $ longest , strlen ( $ this -> renderFlag ( $ flag ) ) ) ; } } return $ longest ; }
Works out the longest flag for formatting purposes.

@param array $flag_sets The internal flag set list.
Works out the longest flag for formatting purposes .