JavaScript 省份二级联动

JavaScript 省份联动效果图：

下面看代码：

引用了jquery-1.10.2.js

html代码：

<body style="position:absolute;top:0px;right:0px;left:0px;bottom:0px;width:100%;height:100%;margin: 0px; padding: 0px;">
    <div  style="height:100%;width:100%;">
        <!--省份-->
        <div id="divOneOU" style="width: 200px;float:left;margin-left:100px;">
            <div class="divOUOperation">
                <b>省份</b>
            </div>
            <div class="divOUlist">
                <ul class="divOUul"></ul>
            </div>
        </div>
        <!--城市-->
        <div id="divTowOU"  style="width: 200px;float:left;margin-left:50px;">
            <div class="divOUOperation">
                <b>城市</b>
            </div>
            <div class="divOUlist">
                <ul class="divOUul"></ul>
            </div>
        </div>
        <div style="width: 200px;float:left;margin-left:50px;">
            <span >选择的省份：<span id="lbTest1"></span></span><br />
            <span >选择的城市：<span id="lbTest2"></span></span>
        </div>
    </div>
</body>

js代码：

        var arr1 = [
            { id: '001', name: '广东省' },
            { id: '002', name: '云南省' },
            { id: '003', name: '河北省' },
            { id: '004', name: '贵州省' },
            { id: '005', name: '福建省' },
            { id: '006', name: '辽宁省' },
            { id: '007', name: '江西省' },
            { id: '008', name: '江苏省' },
            { id: '009', name: '吉林省' },
            { id: '010', name: '湖南省' },
        ];
        var arr2 = [
                { farId: '001', id: 'CH001', name: '茂名市' },
                { farId: '001', id: 'CH002', name: '广州市' },
                { farId: '001', id: 'CH003', name: '佛山市' },
                { farId: '002', id: 'CH004', name: '昆明市' },
                { farId: '002', id: 'CH005', name: '曲靖市' },
                { farId: '002', id: 'CH006', name: '昭通市' },
                { farId: '003', id: 'CH007', name: '石家庄市' },
                { farId: '003', id: 'CH008', name: '唐山市' },
                { farId: '004', id: 'CH009', name: '遵义市' },
                { farId: '004', id: 'CH010', name: '都匀市' },
                { farId: '005', id: 'CH011', name: '福州市' },
                { farId: '005', id: 'CH012', name: '厦门市' },
                { farId: '006', id: 'CH013', name: '沈阳市' },
                { farId: '007', id: 'CH014', name: '南昌市' },
                { farId: '008', id: 'CH015', name: '南京市' },
                { farId: '009', id: 'CH016', name: '长春市' },
                { farId: '010', id: 'CH016', name: '长沙市' },
        ];
        $(function () {
            load1();
        });
        //加载省份显示
        function load1() {
            var html = '';
            for (var i = 0; i < arr1.length; i++) {
                var id = arr1[i].id;//id
                var name = arr1[i].name;//name
                html += '<li sfID="' + id + '" onclick="clickLi(1, this);">' + name + '</li>';
            }
            $('#divOneOU .divOUlist .divOUul').html(html);
        }
        //加载城市显示
        function load2(farId) {
            var html = '';
            for (var i = 0; i < arr2.length; i++) {
                var farId2 = arr2[i].farId;//
                if (farId == farId2) {
                    var id = arr2[i].id;//id
                    var name = arr2[i].name;//name
                    html += '<li chID="' + id + '" onclick="clickLi(2, this);">' + name + '</li>';
                }
            }
            if (html!='') {
                $('#divTowOU .divOUlist .divOUul').html(html);
            }
            else {
                $('#divTowOU .divOUlist .divOUul').html('无数据');
            }
        }
        var selected_sfID;
        var selected_chID;
        //控制选择
        function clickLi(type,t) {
            if (type == 1) {//省份
                selected_sfID = $(t).attr('sfID');//省份ID
                var name = $(t).text();
                $(t).parent('ul').find('li').removeClass('select');//移除选择类
                $(t).addClass('select');//添加选择类
                $('#divTwoOU').show();//显示  城市
                load2(selected_sfID);
                $('#lbTest1').text(selected_sfID + ',' + name);
                $('#lbTest2').text('');
            }
            else if (type == 2) {//城市
                selected_chID = $(t).attr('chID');//城市ID
                var name = $(t).text();
                $(t).parent('ul').find('li').removeClass('select');//移除选择类
                $(t).addClass('select');//添加选择类

                $('#lbTest2').text(selected_chID + ',' + name);
            }
        }

JavaScript 省份二级联动

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