美化搜索结果多条件测试

<?php//条件$per = ['10'=>'50以内','11'=>'100以上'];$per2 = ['12'=>'敬老院','13'=>'养老院'];$per3 = ['14'=>'多钱','15'=>'很多'];$plist = array();if(empty($_GET['a'])) {$a = 0;$plist['a'] = 0;} else {$a = $_GET['a'];$plist['a'] = $a;}if(empty($_GET['b'])) {$b = 0;$plist['b'] = 0;} else {$b = $_GET['b'];$plist['b'] = $b;}if(empty($_GET['c'])) {$c = 0;$plist['c'] = 0;} else {$c = $_GET['c'];$plist['c'] = $c;}$array = array();if (!empty($_GET['a'])){$array['name'] = $per[$a];unset($plist['a']);$array['url'] = http_build_query($plist);$arrlist[] = $array;$plist['a'] = $_GET['a'];}if (!empty($_GET['b'])){$array['name'] = $per2[$b];unset($plist['b']);$array['url'] = http_build_query($plist);$arrlist[] = $array;$plist['b'] = $_GET['b'];}if (!empty($_GET['c'])){$array['name'] = $per3[$c];unset($plist['c']);$array['url'] = http_build_query($plist);$arrlist[] = $array;$plist['c'] = $_GET['c'];}?><div>    搜索条件展示<?php if (!empty($arrlist)): ?>        <?php foreach ($arrlist as $k => $v): ?><p><a href="2.php?<?=$v['url']?>" ><?=@$v['name']?></a> </p><?php endforeach ?>    <?php endif ?></div><dl><dt>床  位  数：</dt><dd>  <ul> <li class="selected"><a rel="nofollow" href="2.php?b=<?=$b?>&c=<?=$c?>">不限</a>   </li><?php foreach ($per as $key => $value): ?><li><a href="2.php?a=<?=$key?>&b=<?=$b?>&c=<?=$c?>" ><?=$value?></a> </li><?php endforeach ?> </ul></dd></dl><dl><dt>机构类型：</dt>   <dd>  <ul> <li class="selected"><a rel="nofollow" href="2.php?a=<?=$a?>&c=<?=$c?>">不限</a>   </li><?php foreach ($per2 as $key => $value): ?><li><a href="2.php?b=<?=$key?>&a=<?=$a?>&c=<?=$c?>"><?=$value?></a> </li><?php endforeach ?></ul>   </dd></dl><dl><dt>认识类型：</dt>   <dd>  <ul> <li class="selected"><a rel="nofollow" href="2.php?a=<?=$a?>&b=<?=$b?>">不限</a>   </li><?php foreach ($per3 as $key => $value): ?><li><a href="2.php?c=<?=$key?>&a=<?=$a?>&b=<?=$b?>"><?=$value?></a> </li><?php endforeach ?></ul>   </dd></dl>