纯js下拉列表二级联动 php取得值
<!doctype html> <html> <head> <meta charset="utf-8"> <title>纯js下拉列表二级联动-jq22.com</title> <script src="http://libs.baidu.com/jquery/1.11.3/jquery.min.js"></script> <style> html,body { width:100%; height:100%; margin:0 0; } #list { border-top:50px; z-index:9999; position:absolute; z-index:100; left:50px; top:50px; opacity:0.8; background-color:#f9f9f9; } </style> </head> <body> <div id="list"> <form name="lineandstation" method="post"> 线路选择: <select name="lines" id="lines" onchange="getStationName()"> <option value="0">请选择线路</option> </select> 站点选择: <select name="station"> <option value="0">请选择车站</option> </select> <input type="submit" value="揭"> </form> </div> <div id="flow" title="站点客流" data-options="modal:true,closed:true,iconCls:"icon-ok""> <div id="chart"></div> </div><script> var lineNum = ["101", "102"]; var collect = document.getElementById("lines") var old = collect.innerHTML function aa() { var lineNu = " " for (var j = 0; j < lineNum.length; j++) { lineNu += "<option>" + lineNum[j] + "</option>"; } collect.innerHTML = old + lineNu; } //网页加载时执行此函数,为线路选择框动态添加选项 aa(); var stationName = [ ["百万庄西口", "百万庄中街", "百万庄东口", "展览路", "阜成门外", "阜成门", "阜成门内", "白塔寺", "西四路口东", "西安门", "北海", "故宫", "沙滩路口西", "美术馆东", "东四路口东", "朝内小街", "朝阳门内", "朝阳门外", "神路街", "东大桥路口东", "关东店", "呼家楼西", "小庄路口东", "红庙路口西", "红庙路口东"], ["动物园枢纽站", "二里沟", "百万庄", "甘家口大厦", "甘家口东", "阜外西口", "展览路", "阜成门外", "阜成门", "阜成门内", "白塔寺", "西四路口西", "缸瓦市", "甘石桥", "西单商场", "西单路口南", "宣武门内", "校场口", "菜市口北", "果子巷", "虎坊桥路口南", "太平街北口", "太平街", "陶然桥北", "永定门长途汽车站", "北京南站"] ]; function getStationName() { var line_num = document.lineandstation.lines; var station_name = document.lineandstation.station; var lineStation = stationName[line_num.selectedIndex - 1]; station_name.length = 1; for (var i = 0; i < lineStation.length; i++) { station_name[i + 1] = new Option(lineStation[i], lineStation[i]); } } //为站点选择框根据线路选择框的值动态添加选项</script> </body> </html> <?php echo $_POST["station"]; ?>
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