JS省市二级联动

时间：2016-03-04 16:06:25 阅读：181 评论：0 收藏：0 [点我收藏+]
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[文件] province.html ~ 7KB 下载(107)

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<html>
<head>
<script language="javascript">
<!--
var where = new Array(35);
function comefrom(loca,locacity) { this.loca = loca; this.locacity = locacity; }
where[0]= new comefrom("请选择省份名","请选择城市名");
where[1] = new comefrom("北京","东城|西城|崇文|宣武|朝阳|丰台|石景山|海淀|门头沟|房山|通州|顺义|昌平|大兴|平谷|怀柔|密云|延庆");
where[2] = new comefrom("上海","黄浦|卢湾|徐汇|长宁|静安|普陀|闸北|虹口|杨浦|闵行|宝山|嘉定|浦东|金山|松江|青浦|南汇|奉贤|崇明");
where[3] = new comefrom("天津","和平|东丽|河东|西青|河西|津南|南开|北辰|河北|武清|红挢|塘沽|汉沽|大港|宁河|静海|宝坻|蓟县");
where[4] = new comefrom("重庆","万州|涪陵|渝中|大渡口|江北|沙坪坝|九龙坡|南岸|北碚|万盛|双挢|渝北|巴南|黔江|长寿|綦江|潼南|铜梁|大足|荣昌|壁山|梁平|城口|丰都|垫江|武隆|忠县|开县|云阳|奉节|巫山|巫溪|石柱|秀山|酉阳|彭水|江津|合川|永川|南川");
where[5] = new comefrom("河北","石家庄|邯郸|邢台|保定|张家口|承德|廊坊|唐山|秦皇岛|沧州|衡水");
where[6] = new comefrom("山西","太原|大同|阳泉|长治|晋城|朔州|吕梁|忻州|晋中|临汾|运城");
where[7] = new comefrom("内蒙古","呼和浩特|包头|乌海|赤峰|呼伦贝尔盟|阿拉善盟|哲里木盟|兴安盟|乌兰察布盟|锡林郭勒盟|巴彦淖尔盟|伊克昭盟");
where[8] = new comefrom("辽宁","沈阳|大连|鞍山|抚顺|本溪|丹东|锦州|营口|阜新|辽阳|盘锦|铁岭|朝阳|葫芦岛");
where[9] = new comefrom("吉林","长春|吉林|四平|辽源|通化|白山|松原|白城|延边");
where[10] = new comefrom("黑龙江","哈尔滨|齐齐哈尔|牡丹江|佳木斯|大庆|绥化|鹤岗|鸡西|黑河|双鸭山|伊春|七台河|大兴安岭");
where[11] = new comefrom("江苏","南京|镇江|苏州|南通|扬州|盐城|徐州|连云港|常州|无锡|宿迁|泰州|淮安");
where[12] = new comefrom("浙江","杭州|宁波|温州|嘉兴|湖州|绍兴|金华|衢州|舟山|台州|丽水");
where[13] = new comefrom("安徽","合肥|芜湖|蚌埠|马鞍山|淮北|铜陵|安庆|黄山|滁州|宿州|池州|淮南|巢湖|阜阳|六安|宣城|亳州");
where[14] = new comefrom("福建","福州|厦门|莆田|三明|泉州|漳州|南平|龙岩|宁德");
where[15] = new comefrom("江西","南昌市|景德镇|九江|鹰潭|萍乡|新馀|赣州|吉安|宜春|抚州|上饶");
where[16] = new comefrom("山东","济南|青岛|淄博|枣庄|东营|烟台|潍坊|济宁|泰安|威海|日照|莱芜|临沂|德州|聊城|滨州|菏泽");
where[17] = new comefrom("河南","郑州|开封|洛阳|平顶山|安阳|鹤壁|新乡|焦作|濮阳|许昌|漯河|三门峡|南阳|商丘|信阳|周口|驻马店|济源");
where[18] = new comefrom("湖北","武汉|宜昌|荆州|襄樊|黄石|荆门|黄冈|十堰|恩施|潜江|天门|仙桃|随州|咸宁|孝感|鄂州");
where[19] = new comefrom("湖南","长沙|常德|株洲|湘潭|衡阳|岳阳|邵阳|益阳|娄底|怀化|郴州|永州|湘西|张家界");
where[20] = new comefrom("广东","广州|深圳|珠海|汕头|东莞|中山|佛山|韶关|江门|湛江|茂名|肇庆|惠州|梅州|汕尾|河源|阳江|清远|潮州|揭阳|云浮");
where[21] = new comefrom("广西","南宁|柳州|桂林|梧州|北海|防城港|钦州|贵港|玉林|南宁地区|柳州地区|贺州|百色|河池");
where[22] = new comefrom("海南","海口|三亚");
where[23] = new comefrom("四川","成都|绵阳|德阳|自贡|攀枝花|广元|内江|乐山|南充|宜宾|广安|达川|雅安|眉山|甘孜|凉山|泸州");
where[24] = new comefrom("贵州","贵阳|六盘水|遵义|安顺|铜仁|黔西南|毕节|黔东南|黔南");
where[25] = new comefrom("云南","昆明|大理|曲靖|玉溪|昭通|楚雄|红河|文山|思茅|西双版纳|保山|德宏|丽江|怒江|迪庆|临沧");
where[26] = new comefrom("西藏","拉萨|日喀则|山南|林芝|昌都|阿里|那曲");
where[27] = new comefrom("陕西","西安|宝鸡|咸阳|铜川|渭南|延安|榆林|汉中|安康|商洛");
where[28] = new comefrom("甘肃","兰州|嘉峪关|金昌|白银|天水|酒泉|张掖|武威|定西|陇南|平凉|庆阳|临夏|甘南");
where[29] = new comefrom("宁夏","银川|石嘴山|吴忠|固原");
where[30] = new comefrom("青海","西宁|海东|海南|海北|黄南|玉树|果洛|海西");
where[31] = new comefrom("新疆","乌鲁木齐|石河子|克拉玛依|伊犁|巴音郭勒|昌吉|克孜勒苏柯尔克孜|博尔塔拉|吐鲁番|哈密|喀什|和田|阿克苏");
where[32] = new comefrom("香港","");
where[33] = new comefrom("澳门","");
where[34] = new comefrom("台湾","台北|高雄|台中|台南|屏东|南投|云林|新竹|彰化|苗栗|嘉义|花莲|桃园|宜兰|基隆|台东|金门|马祖|澎湖");
where[35] = new comefrom("其它","北美洲|南美洲|亚洲|非洲|欧洲|大洋洲");
 
var province_obj;
var city_obj;
 
function init(province, city) {
    province_obj = document.getElementById(province);
    city_obj = document.getElementById(city);
     
    with(province_obj) {
        length = where.length - 1;
        for(k=1;k<where.length;k++) {
            options[k-1].text = where[k].loca;
            options[k-1].value = where[k].loca;
        }
         
        options[0].selected = true;
    }
    with(city_obj) {
        loca3 = (where[1].locacity).split("|");
        length = loca3.length;
        for(l=0;l<length;l++) {
            options[l].text = loca3[l];
            options[l].value = loca3[l];
        }
         
        options[0].selected = true;
    }
}
 
function select() {
    with(province_obj) {
        var loca2 = options[selectedIndex].value;
    }
    for(i = 1;i < where.length;i++) {
        if (where[i].loca == loca2) {
            var loca3 = (where[i].locacity).split("|");
            var loca4 = "";
            //如果没有市级菜单
            if (loca3 == "") {
                city_obj.style.display = "none";
                break;
            } else {
                city_obj.style.display = "inline";
            }
 
            for(j = 0;j < loca3.length;j++) {
                if (loca3[j].replace(/(^\s*)|(\s*$)/g, "") != "") {
                    with(city_obj) {
                        length = loca3.length;
                        options[j].text = loca3[j];
                        options[j].value = loca3[j];
                        loca4=options[selectedIndex].value;
                    }
                }
            }
            break;
        }
    }
    document.form1.local.value=loca2+loca4;
}
 
window.onload = function(){
    //初始化，第一个参数是省级select标签id，第二个参数为市级select标签id
    init(‘province‘, ‘city‘);
}
</script>
</head>
<body>
<form name="form1">
<select name="province" onChange = "select()" id="province"></select>　 
<select name="city" onChange = "select()" id="city"></select>
<input type="text" name="local" id="local" />
</form>
</body>
</html>
JS省市二级联动
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原文地址：http://www.cnblogs.com/lvlina/p/5242188.html
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