<div class="input-group">
 　　<span class="input-group-addon" style="width: 100px" >职级：</span>
 <input type="text" class="units form-control" id="jobTitle" value="其他" style="border-radius:0 4px 4px 0;"></input>
 <span class="caret beside"></span>
</div>

$(function(){
 var title,
 populationType,
 titleInParty;
 $.ajax({
 url:'/api/v1/user/getUserTypeInfo',
 type:'GET',
 dataType:'json',
 success:function (data) {
  title=data.data.title;
  titleInParty=data.data.titleInParty;
  populationType=data.data.populationType;
  partyLabel('jobTitle',title);
  partyLabel('populationType',populationType);
  partyLabel('titleInParty',titleInParty);
 }
 });

function partyLabel(menuID,data){
 new DropMeun({
  'id':menuID,
  "data":data,
  "dataSrc":"name", //数据是下面的这种格式的，你要的是name的值
  "ableSearch":true, //可以搜索
  "style":{ //样式，可选
  "width":173,
  "maxHeight":200,
  "left":0, //定位到哪里
  "top":5,
  "initPos":"left" //设置在哪边出现
  }
 })
 }

(function(vq0599) {
 window.DropMeun = vq0599
})(function() {

 /*-- tools --*/

 function getRealTop(node) {
 return node.offsetParent.tagName.toUpperCase() === 'BODY' "dropMeun-searchInput" type="text"></li>'
  }

  this.dataList.forEach(function(data, index) {
   var item   = _this.option.dataSrc "dropMeun-item '+ (_this.item.className || '') +'" data-index="'+ index +'">'+ content +'</li>'
  })

  this.self.classList.add('dropMeun')
  this.self.innerHTML = html
  document.body.appendChild(this.self)

  this.setStyle()
  this.bindEvent()
 }

 DropMeun.prototype.setStyle = function() {

  this.self.style.width =
  this.style.width "htmlcode">

ul,
li {
 list-style: none;
 margin: 0;
 padding: 0;
}

.dropMeun {
 position: absolute;
 border: 1px solid #ccc;
 overflow: auto;
 padding: 8px 12px;
 box-shadow: 0 6px 12px rgba(0, 0, 0, .175);
 background-color: #fff;
 border-bottom-left-radius: 4px;
 border-bottom-right-radius: 4px;
 box-sizing: content-box;
 display: none;
}

.dropMeun li.dropMeun-item {
 min-width: 150px;
 padding: 2px 2px;
 white-space: nowrap;
 overflow: hidden;
 text-overflow: ellipsis;
}

.dropMeun li.dropMeun-item:hover {
 cursor: pointer;
 background-color: rgba(238, 238, 238, 0.8);
}

.dropMeun-searchInput {
 outline: none;
 width: 100%;
 box-sizing: border-box;
}



以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。