java中的接口是类吗
258
2023-07-08
BootStrap无限级分类(无限极分类封装版)
HTML部分
//容器名,name名(新生成的class名)
$.select('box1','area1');
$.select('box2','area2');
duoji.js 代码
(function ($) {
$.select=function(box,addInputClass){
var i=new select;
return i.init(box,addInputClass)
}
//声明多级联动 方法类
var select = new Function();
select.prototype={
//定义类属性
init:function(box,addInputClass){
this.boxName=box;
this.box=$('#'+box); //需要添加元素的容器
this.eleClass=addInputClass;//每个事件的定位class
this.first();//新建一个select获取
},
first:function(){
//声明外部变量
var boxName=this.boxName;
var eleClass= this.eleClass;
var box=this.box;
var obj=this;
$.get("http://127.0.0.1:83/areas", {id:'0'},
function(data){
var option="";
var list=data.data;
for(var key in list){
option+="";
}
$('
},'jsonp');
},
//change事件
change:function(event){
//声明
var boxName=$(event).attr('pnode'); //获取触发事件者的pnode
var className=$(event).attr('cname');//获取触发事件者的cname
var box =$("#"+boxName); //获取所有插入盒子的对象
var eleClass=$("."+className); //获取所有Class所在元素组
var num=eleClass.index($(event))+1; //获取num的值
var id=$(event).val(); //获取ajax发送id的头
var obj=this; //代表这个方法
//清除 后续添加的新的元素
eleClass.each(function(){
//这里的this 代表eleClass 遍历时的单个对象
//console.log($(this).attr('num'));
//console.log($().attr('num'));
if($(this).attr('num')>$(event).attr('num')){
$(this).parent().remove();
}
});
/*
console.log(boxName);
console.log(className);
console.log($(event));
console.log($(event).val());
*/
//循环ajax方法
$.ajax({
type: "get",
dataType:"jsonp",
url: "http://127.0.0.1:83/areas",
data: {id:id},
sync: false,//设置为同步
success: function(data){
//console.log(data);
var list =data.data
if(data.state==='1'){
var option="";
for(var key in list){
option+="";
}
$('
}
}
});
},
//查询当前盒子中的信息
log:function(){
var boxName=$(event).attr('pnode'); //获取触发事件者的pnode
var className=$(event).attr('cname');//获取触发事件者的cname
var box =$("#"+boxName); //获取所有插入盒子的对象
var eleClass=$("."+className); //获取所有Class所在元素组
console.log("容器名:"+boxName+"\n 触发的class名:"+className);
},
//第一个select框获取信息
getFirstElement:function(){
var main=$('#'+this.main);
$.get("http://127.0.0.1:83/areas", {id:'0'},
function(data){
var option="";
var list=data.data;
for(var key in list){
option+="";
}
main.html(option);
},'jsonp');
}
}
})(jQuery)
后端提供的数据类型:json
如果有数据:state=1
例子:
data:{
110000:{id: "110000", areaname: "北京", pid: "0", shortname: "北京", level: "1", position: "tr_0", sort: "1"}
120000:{id: "120000", areaname: "天津", pid: "0", shortname: "天津", level: "1", position: http://"tr_0", sort: "2"}
130000:{id: "130000", areaname: "河北省", pid: "0", shortname: "河北", level: "1", position: "tr_0", sort: "3"}
140000:{id: "140000", areaname: "山西省", pid: "0", shortname: "山西", level: "1", position: "tr_0", sort: "4"}
150000:{id: "150000", areaname: "内蒙古自治区", pid: "0", shortname: "内蒙古", level: "1", position: "tr_0", sort: "5"}
210000:{id: "210000", areaname: "辽宁省", pid: "0", shortname: "辽宁", level: "1", position: "tr_0", sort: "6"}
220000:{id: "220000", areaname: "吉林省", pid: "0", shortname: "吉林", level: "1", position: "tr_0", sort: "7"}
230000:{id: "230000", areaname: "黑龙江省", pid: "0", shortname: "黑龙江", level: "1", position: "tr_0", sort: "8"}
310000:{id: "310000", areaname: "上海", pid: "0", shortname: "上海", level: "1", position: "tr_0", sort: "9"}
320000:{id: "320000", areaname: "江苏省", pid: "0", shortname: "江苏", level: "1", position: "tr_0", sort: "10"}
330000:{id: "330000", areaname: "浙江省", pid: "0", shortname: "浙江", level: "1", position: "tr_0", sort: "11"}
.....
},
state:"1"
如果没有数据 state=0
例子:
state:"0"
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