您的位置:首页 > Web前端 > JQuery

Jquery实现下拉菜单

2015-07-07 11:38 706 查看
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>test</title>
<style>

</style>
<script src="js/jquery-1.10.2.min.js"></script>
<script >

$(document).ready(function(){
function objInit(obj){
return $(obj).html("<option>请选择</option>");
}
var arrData={
厂商1:{品牌1_1:"型号1_1_1,型号1_1_2",品牌1_2:"型号1_2_1,型号1_2_2"},
厂商2:{品牌2_1:"型号2_1_1,型号2_1_2",品牌2_2:"型号2_2_1,型号2_2_2"},
厂商3:{品牌3_1:"型号3_1_1,型号3_1_2",品牌3_2:"型号3_2_1,型号3_2_2"}

};
$.each(arrData,function(pF){
$("#selF").append("<option>"+pF+"</option>");
});
$("#selF").change(function(){
objInit("#selT");
objInit("#selC");
$.each(arrData,function(pF,pS){
if($("#selF option:selected").text()== pF){
$.each(pS,function(pT,pC){
$("#selT").append("<option>"+pT+"</option>");
});
$("#selT").change(function(){
objInit("#selC");
$.each(pS,function(pT,pC){
if($("#selT option:selected").text()== pT){
$.each(pC.split(","),function(){
$("#selC").append("<option>"+this+"</option>");
});
}
});

});
}
});
});

$("#button1").click(function(){
var strValue="您选择的厂商:";
strValue+=$("#selF option:selected").text();
strValue+=" 您选择的品牌:";
strValue+=$("#selT option:selected").text();
strValue+=" 您选择的型号:";
strValue+=$("#selC option:selected").text();
$("#divTip").html(strValue);
});

});
</script>
</head>
<body>
<div class="clsInit">
厂商:<select id="selF"><option>请选择</option></select>
品牌:<select id="selT"><option>请选择</option></select>
型号:<select id="selC"><option>请选择</option></select>
<input id="button1" type="button" value="查询" class="btn"/>
</div>
<div class="clsInit" id="divTip"></div>
</body>
</html>
内容来自用户分享和网络整理,不保证内容的准确性,如有侵权内容,可联系管理员处理 点击这里给我发消息
标签:  jquery 下拉菜单