void function ( ) { }
discard the current lookahead character and load the next one . concode_field_sep char lookahead concode_elem_sep char EOF concode_elem_sep Reader reader concode_elem_sep int line concode_elem_sep int column concode_field_sep Token scanString concode_elem_sep Token scanInteger concode_elem_sep void skipComment concode_elem_sep Token nextToken concode_elem_sep String scanIdentifier concode_elem_sep void main concode_elem_sep boolean isSeparator