list.php에서는 여분필드를 사용할 수 없나요? 채택완료

// 분류 사용 여부 161210 수정$is_category = false;$category_option_project = '';if ($board['bo_use_category']) {    $is_category = true;    $category_href = G5_BBS_URL.'/board.php?bo_table='.$bo_table; 	$category_option_project .= '<li';	$category_option_project_all_href .= '<a href="'.$category_href.'"';     if ($sca=='') {		$category_option_project .= ' class="current"';	} 	$category_option_project_all_href .= '>전체</a>';	$category_option_project .= '>'.$category_option_project_all_href.'</li>';     $categories = explode('|', $board['bo_category_list']); // 구분자가 , 로 되어 있음 	for($i=0; $i<count($categories); $i++) {		$category = trim($categories[$i]); 		if($category == '') {			continue;		} 		$category_option_project .= '<li'; 		$category_msg = ''; 		// if($category == $sca) {		if($category == '') {			$category_option_project .= ' class="current"';			$category_msg = '<span class="sound_only">열린 분류</span>';		} 		// $category_option .= '>'.$category_msg.'<a href="'.$category_href.'&amp;sca='.urlencode($category).'">'.$category.'</a>';		$category_option_project .= '>'.$category_msg.'<a href="'.$category_href.'&amp;sca=&sop=and&sfl=wr_'.($i+2).'&stx='.$category.'">'.$category.'</a>'; 		$category_option_project .= '</li>';	}}