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使用PHP怎么實現一個多條件混合篩選功能?針對這個問題,這篇文章詳細介紹了相對應的分析和解答,希望可以幫助更多想解決這個問題的小伙伴找到更簡單易行的方法。
<style type="text/css"> .search_text{ overflow:hidden; height:100%; padding-top:5px; padding-bottom:5px;} .search_text h2{ color:#6a6a6a; font-weight:bold; float:left; font-size:14px; margin:0px; padding:0px;} .search_text ul{ margin:0; padding:0; list-style:none; float:left; overflow:hidden; height:100%;} .search_text li{ list-style:none; color:#6a6a6a; float:left; width:80px; padding-left:8px; padding-right:5px; white-space:nowrap} .search_text li a{ list-style:none; color:#6a6a6a;} .search_text li a:hover{ list-style:none; color:#fe8f01; font-weight:bold; text-decoration:underline;} .search_text li.selected{color:#fe8f01; font-weight:bold;} .search_text li.selected a{color:#fe8f01;} .search_text li.selected a:hover{color:#fe8f01;} </style>
<div class="search_text" id="year"> <h2>生產年度:</h2> <ul> <li class="selected"><a href="javascript:goSort('year',0)" rel="external nofollow" >全部</a></li> <li><a href="javascript:goSort('year',1)" rel="external nofollow" >2015</a></li> <li><a href="javascript:goSort('year',2)" rel="external nofollow" >2014</a></li> </ul> </div> <div class="search_text" id="ctype"> <h2>棉花類型:</h2> <ul> <li class="selected"><a href="javascript:goSort('ctype',0);" rel="external nofollow" >全部</a> </li> <li><a href="javascript:goSort('ctype',1);" rel="external nofollow" >手采棉</a></li> <li><a href="javascript:goSort('ctype',2);" rel="external nofollow" >機采棉</a></li> </li> </ul> </div> <div class="search_text" id="colors"> <h2>顏 色 級 :</h2> <ul> <li class="selected"><a href="javascript:goSort('colors',0);" rel="external nofollow" >全部</a> </li> <li><a href="javascript:goSort('colors',1);" rel="external nofollow" >白棉1級</a></li> <li><a href="javascript:goSort('colors',2);" rel="external nofollow" >白棉2級</a></li> <li><a href="javascript:goSort('colors',3);" rel="external nofollow" >白棉3級</a></li> <li><a href="javascript:goSort('colors',4);" rel="external nofollow" >白棉4級</a></li> <li><a href="javascript:goSort('colors',5);" rel="external nofollow" >白棉5級</a></li> <li><a href="javascript:goSort('colors',6);" rel="external nofollow" >淡點污棉1級</a></li> </ul> </div> <div class="search_text" id="lengths"> <h2>長 度 級 :</h2> <ul> <li class="selected"><a href="javascript:goSort('lengths',0);" rel="external nofollow" >全部</a> </li> <li><a href="javascript:goSort('lengths',1);" rel="external nofollow" >26CM</a></li> <li><a href="javascript:goSort('lengths',2);" rel="external nofollow" >27CM</a></li> <li><a href="javascript:goSort('lengths',3);" rel="external nofollow" >28CM</a></li> <li><a href="javascript:goSort('lengths',4);" rel="external nofollow" >29CM</a></li> <li><a href="javascript:goSort('lengths',5);" rel="external nofollow" >30CM</a></li> <li><a href="javascript:goSort('lengths',6);" rel="external nofollow" >31CM</a></li> <li><a href="javascript:goSort('lengths',7);" rel="external nofollow" >32CM</a></li> </ul> </div> <div class="search_text" id="micronaire"> <h2>馬克隆值:</h2> <ul> <li class="selected"><a href="javascript:goSort('micronaire',0);" rel="external nofollow" >全部</a> </li> <li><a href="javascript:goSort('micronaire',1);" rel="external nofollow" >C2</a></li> <li><a href="javascript:goSort('micronaire',2);" rel="external nofollow" >B2</a></li> <li><a href="javascript:goSort('micronaire',3);" rel="external nofollow" >A</a></li> <li><a href="javascript:goSort('micronaire',4);" rel="external nofollow" >B1</a></li> <li><a href="javascript:goSort('micronaire',5);" rel="external nofollow" >C1</a></li> </ul> </div>
<script language="javascript"> function getQueryString(){ var result = location.search.match(new RegExp("[\?\&][^\?\&]+=[^\?\&]+","g")); if(result == null){ return ""; } for(var i = 0; i < result.length; i++){ result[i] = result[i].substring(1); } return result; } function goSort(name,value){ var string_array = getQueryString(); var oldUrl = (document.URL.indexOf("cotton.php")==-1)?document.URL+"cotton.php":document.URL; var newUrl; if(string_array.length>0)//如果已經有篩選條件 { var repeatField = false; for(var i=0;i<string_array.length;i++){ if(!(string_array[i].indexOf(name)==-1)){ repeatField = true;//如果有重復篩選條件,替換條件值 newUrl = oldUrl.replace(string_array[i],name+"="+value); } } //如果沒有重復的篩選字段 if(repeatField == false){ newUrl = oldUrl+"&"+name+"="+value; } }else{//如果還沒有篩選條件 newUrl = oldUrl+"?"+name+"="+value; } //跳轉 window.location = newUrl; } function setSelected(name,value){ var all_li = $("#"+name).find("li"); //清除所有li標簽的selected類 all_li.each(function(){ $(this).removeClass("selected"); }); //為選中的li增加selected類 all_li.eq(value).addClass("selected"); } $(document).ready(function(){ var string_array = getQueryString(); for(var i=0;i<string_array.length;i++){ var tempArr = string_array[i].split("="); setSelected(tempArr[0],tempArr[1]);//設置選中的篩選條件 } }); </script>
<?php /** *加入搜索條件 */ $where ="1"; $year_array = array(1=>'2015',2=>'2014'); $ctype_array = array(1=>'0',2=>'1'); $colors_array = array(1=>'0',2=>'1',3=>'2',4=>'3',5=>'4',6=>'5'); $lengths_array = array(1=>'0',2=>'1',3=>'2',4=>'3',5=>'4',6=>'5',7=>'6'); $micronaire_array = array(1=>'0',2=>'1',3=>'2',4=>'3',5=>'4'); if(isset($year)&&($year!=0)) $where .= " AND year=".$year_array[$year]; if(isset($ctype)&&($ctype!=0)) $where .= " AND ctype=".$ctype_array[$ctype]; if(isset($colors)&&($colors!=0)) $where .= " AND colors=".$colors_array[$colors]; if(isset($lengths)&&($lengths!=0)) $where .= " AND lengths=".$lengths_array[$lengths]; if(isset($micronaire)&&($micronaire!=0)) $where .= " AND micronaire=".$micronaire_array[$micronaire]; /** *加入搜索條件 */ ?>
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