地理编码(地址 -> 坐标)

Geocoder.getLocation,使用地理编码接口,根据地址转获取经纬度位置。

源代码编辑器

 <!doctype html>
<html>
<head>
 <meta charset="utf-8">
 <meta http-equiv="X-UA-Compatible" content="IE=edge">
 <meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
 <title>地理编码(地址->经纬度)</title>
 <link rel="stylesheet" href="https://a.amap.com/jsapi_demos/static/demo-center/css/demo-center.css"/>
 <style>
 html,body,#container{
 height:100%;
 width:100%;
 }
 .btn{
 width:10rem;
 margin-left:6.8rem; 
 }
 </style>
</head>
<body>
<div id="container"></div>
<div class="input-card" style='width:28rem;'>
 <label style='color:grey'>地理编码,根据地址获取经纬度坐标</label>
 <div class="input-item">
 <div class="input-item-prepend"><span class="input-item-text" >地址</span></div>
 <input id='address' type="text" value='北京市朝阳区阜荣街10号' >
 </div>
 <div class="input-item">
 <div class="input-item-prepend"><span class="input-item-text">经纬度</span></div>
 <input id='lnglat' disabled type="text">
 </div>
 <input id="geo" type="button" class="btn" value="地址 -> 经纬度" />
</div>
<script src="https://a.amap.com/jsapi_demos/static/demo-center/js/demoutils.js"></script>
<script type="text/javascript" src="https://webapi.amap.com/maps?v=2.0&key=您申请的key值&plugin=AMap.Geocoder"></script>
<script type="text/javascript">
 var map = new AMap.Map("container", {
 resizeEnable: true
 });
 
 var geocoder = new AMap.Geocoder({
 city: "010", //城市设为北京,默认:"全国"
 });
 
 var marker = new AMap.Marker();
 
 function geoCode() {
 var address = document.getElementById('address').value;
 geocoder.getLocation(address, function(status, result) {
 if (status === 'complete'&&result.geocodes.length) {
 var lnglat = result.geocodes[0].location
 document.getElementById('lnglat').value = lnglat;
 marker.setPosition(lnglat);
 map.add(marker);
 map.setFitView(marker);
 }else{
 log.error('根据地址查询位置失败');
 }
 });
 }
 document.getElementById("geo").onclick = geoCode;
 document.getElementById('address').onkeydown = function(e) {
 if (e.keyCode === 13) {
 geoCode();
 return false;
 }
 return true;
 };
</script>
</body>
</html>
 
 

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