public static void toLowerCase(char[] chars) {
        for (int a = 0; a < chars.length; a++) {
            chars[a] = Character.toLowerCase(chars[a]);
        }
    }
public static void toLowerCase(char[] chars) {
        for (int a = 0; a < chars.length; a++) {
            chars[a] = Character.toLowerCase(chars[a]);
        }
    }
public static void toLowerCase ( char [ ] chars ) { for ( int a = 0 ; a < chars . length ; a ++ ) { chars [ a ] = Character . toLowerCase ( chars [ a ] ) ; } }
Convert a string to lower case. (Faster than String.toLowerCase)
Convert a string to lower case . ( Faster than String . toLowerCase )