高德地图将字符串地址转为经纬度的一个demo

时间：2021-11-14 21:47:30
<!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</title>

    <link rel="stylesheet" href="http://cache.amap.com/lbs/static/main1119.css" />

    <script type="text/javascript" src="http://webapi.amap.com/maps?v=1.3&key=25570139c46c9bc652ded0d3be576696&plugin=AMap.Geocoder"></script>

    <script type="text/javascript" src="http://cache.amap.com/lbs/static/addToolbar.js"></script>

</head>

<body onload="geocoder()">

    <div id="container"></div>

    <div id="tip">

        <span id="result"></span>

    </div>

    <script type="text/javascript">

        var map = new AMap.Map("container", {

            resizeEnable: true

        });

        function geocoder() {

            var geocoder = new AMap.Geocoder({

                city: "", //城市，默认：“全国”

                radius:  //范围，默认：500

            });

            //地理编码,返回地理编码结果

            geocoder.getLocation("北京市海淀区苏州街", function (status, result) {

                if (status === 'complete' && result.info === 'OK') {

                    var start = geocoder_CallBack(result);

                    window.sessionStorage.setItem('start', JSON.stringify(start));

                }

            });

            geocoder.getLocation("深圳大学", function (status, result) {

                if (status === 'complete' && result.info === 'OK') {

                    var end = geocoder_CallBack(result);

                    var start = JSON.parse(window.sessionStorage.getItem('start'));

                    var locMsg = {

                        startLng: start.lng,

                        startLat: start.lat,

                        endLng: end.lng,

                        endLat: end.lat,

                        startLoc: start.adr,

                        endLoc: end.adr

                    };

                    window.sessionStorage.setItem('locMsg', JSON.stringify(locMsg));

                    console.log(window.sessionStorage.getItem('locMsg'));

                }

            });

        }

        //地理编码返回结果展示

        function geocoder_CallBack(data) {

            //地理编码结果数组

            var geocode = data.geocodes;

            var obj = {

                lng: geocode[].location.lng,

                lat: geocode[].location.lat,

                adr: geocode[].formattedAddress

            }

            return obj;

        }

    </script>

</body>

</html>

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