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本文实例为大家分享了js实现手机端城市列表索引选择城市的具体代码,供大家参考,具体内容如下

html部分:

<div class="cityPage">
 <div class="cityContent">
 <div class="inputBox">
 <input type="text" placeholder="中文 / 拼音首字母" id="findcityInp">
 </div>
 <div class="localCity">定位城市</div>
 <div class="cityname">上海市</div>
 </div>
 <div id='list'>
 <section id="sectionBox"></section>
 <nav id="navBar"></nav>
 </div>
 <div class="letterBox"></div>
</div>

css部分:

*{
 margin: 0;
 padding: 0;
 list-style: none;
}
html{
 font-size: 12px;
}
body {
 background-color: #f5f5f5;
 font-family: 'PingFang SC Regular', 'PingFang SC';
 width: 100%;
 height: 100%;
 min-width: 320px;
 max-width: 480px;
 position: relative;
}

.cityPage {
 width: 100%;
 height: 100%;
 /* border: 1px solid black; */
 position: relative;
 top: 0;
 display: flex;
 flex-direction: column;
 /* justify-content: center; */
}

.cityContent {
 width: 100%;
 height: 140px;
 /* border: 1px solid black; */
 background: #f7f7f9;
 position: fixed;
 z-index: 9999;
 top: 0;

}

.inputBox input {
 width: 90%;
 height: 30px;
 border: 1px solid rgb(215, 215, 215);
 outline: none;
 background: #fff;
 margin-left: 4%;
 border-radius: 4px;
 padding-left: 4px;
 color: #9e9e9e;
 font-size: 14px;
 margin-bottom: 16px;
 margin-top: 14px;

}

.localCity {
 color: #333;
 font-size: 13px;
 font-weight: bold;
 margin-left: 4.5%;
 margin-bottom: 16px;
}

.cityname {
 font-size: 13px;
 margin-left: 4.5%;
 margin-bottom: 16px;
}

#list {
 font-size: 13px;
 position: fixed;
 height: 100%;
 top: 140px;
 width: 100%;
 overflow: scroll;
 font-size: 15px;
 /* margin-bottom: 140px; */
 /* bottom: 200px; */
}

#list>section {
 overflow-y: auto;
 height: 100%;
 margin-bottom: 140px;
}

#list>section>dl>dt {
 background: #f7f7f9;
 color: #999;
 height: 40px;
 line-height: 40px;
 padding-left: 15px;
}

#list>section>dl>dd {
 color: #333;
 line-height: 40px;
 padding-left: 15px;
 position: relative;
 background-color: #fff;
}

#list>section>dl>dd:after {
 content: '';
 position: absolute;
 left: 0;
 bottom: 1px;
 width: 100%;
 height: 1px;
 background-color: #c8c7cc;
 transform: scaleY(.5);
 -webkit-transform: scaleY(.5);
}

#list>section>dl>dd:last-of-type:after {
 display: none;
}

#navBar {
 position: fixed;
 width: 26px;
 height: 50%;
 right: 0;
 z-index: 30;
 top: 50%;
 display: flex;
 flex-direction: column;
 margin-top: -25%;
 /* text-align: center; */
}

#navBar.active {
 background: rgba(211, 211, 211, .6);
}

#navBar>div {
 text-align: center;
 display: block;
 text-decoration: none;
 /* height: 4.166%;
 line-height: 100%; */
 color: #333;
 font-size: 13px;
 flex: 1;
}
.letterBox{
 width: 40px;
 height: 40px;
 background:#9f9f9f;
 opacity: .5;
 position: fixed;
 top: 50%;
 left: 50%;
 margin-top: -25px;
 margin-left: -25px;
 text-align: center;
 line-height: 40px;
 color: #fff;
 display: none;
}

js部分:

$(function () { 
 initCities(cityData);
 clickAction()

 //输入城市查询
 var key = false;
 $('#findcityInp').on('compositionstart', function () {
 key = true;
 console.log('不搜索')
 });
 $('#findcityInp').on('compositionend', function (e) {
 var keyWord = $.trim(e.target.value);
 if(keyWord.length>0){
 var result = findCity(keyWord, cityData);
 initCities(result);
 bindEvent();

 }else{
 initCities(cityData);
 bindEvent();
 
 }
 });

 $('#findcityInp').on('change', function (e) {
 var keyWord = $.trim(e.target.value);
 console.log(keyWord)
 var result = findCity(keyWord, cityData);
 // console.log(result)
 initCities(result)

 });
 //城市查询
 function findCity(keyWord, data) {
 if (!(data instanceof Array)) return;

 var reg = new RegExp(keyWord);
 var arr = [];
 var obj ={
  name:'',
  cities:[]
 }
 if(keyWord.length>0 && checkCh(keyWord)==false){
  data.forEach((item, index) => {
  item.cities.forEach((childItem, childIndex) => {
   if (childItem.tags.match(reg)) {
   obj.name = childItem.tags[0];
   obj.cities.push(childItem)
   arr=[obj]
   }
  })
  })
 }else if(keyWord.length ==1 && checkCh(keyWord)==true){
  data.forEach((item,index)=>{
  if(item.name == keyWord){
   // console.log(item)
   arr.push(item)
  }
  })
 }
 else{
  arr = data
 }
 return arr;
 }
 

function checkCh(str){
 var RegExp = /^[a-zA-Z]{1}$/;
 return RegExp.test(str);  
}
//点击右边描点
function toTarget(tag){
 var text = $(tag).text();
 location.href = "#"+text;
 $('.letterBox').html(text);
$('.letterBox').show()
setTimeout(function(){
 $('.letterBox').hide()
},1000)

}
//初始化城市列表
function initCities(cityData) {
 var g = "";
 $('section').html('');
 $('nav').html('')
 cityData.forEach((item, index) => {
  g += "<dl id=" + item.name + "><dt>" + item.name + "</dt>";
  item.cities.forEach((citiesItem, citiesIndex) => {
   g += "<dd data-id=" + citiesItem.cityid + " data-name=" + citiesItem.name + " class='list' οnclick='clickAction()'>" + citiesItem.name + "</dd>"
  })
  g += "</dl>"
 })
 $('section').append(g);

 var g = $('nav').height() / 26;
 var f = '';

 cityData.forEach((item, index) => {
  // f += '<a href="#' + item.name + '" rel="external nofollow" style="height:' + g + "px;line-height:" + g + 'px">' + item.name + "</a>"
  f+=`<div οnclick="toTarget(this)" style="height:${g}px;line-height:${g}px">${item.name}</div>`
 })
 $('nav').append(f);
}



//点击城市列表某城市
function clickAction(){
 $('.list').click(function (e) {
 console.log(e.target.getAttribute('data-name'))
 })
} 

原生js实现html手机端城市列表索引选择城市

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。

标签:
js手机端城市列表索引,js手机端选择城市,js手机端城市列表

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