异步加载地图

给JSAPI引用地址url加上callback参数，异步调用JSAPI接口。

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>异步加载地图</title>
    <link rel="stylesheet" href="http://cache.amap.com/lbs/static/main1119.css"/>
</head>
<body>
<div id="container"></div>
<script>
    function onApiLoaded(){
        var map = new AMap.Map('container', {
            center: [117.000923, 36.675807],
            zoom: 6
        });
        map.plugin(["AMap.ToolBar"], function() {
            map.addControl(new AMap.ToolBar());
        });
    }
     var url = 'http://webapi.amap.com/maps?v=1.4.15&key=您申请的key值&callback=onApiLoaded';
    var jsapi = document.createElement('script');
    jsapi.charset = 'utf-8';
    jsapi.src = url;
    document.head.appendChild(jsapi);
</script>
</body>
</html>

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