版本：9.1.0
移除marker

移除地图上的Marker。
   <!DOCTYPE html>
   <html>
   <head>
       <meta charset="utf-8"/>
       <title>移除marker</title>
       <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no"/>
       <style>
           body {
               margin: 0;
               padding: 0;
           }
   
           #map {
               position: absolute;
               top: 0;
               bottom: 0;
               width: 100%;
           }
           .btn-group {
               position: absolute;
               top: 20px;
               left: 20px;
           }
       </style>
       <script src="https://delivery.mapmost.com/cdn/sdk/webgl/v9.1.0/mapmost-webgl-min.js"></script>
   </head>
   <body>
   <div id="map"></div>
   <div class="btn-group">
       <button onClick="removeMarker()">移除marker</button>
   </div>
   <script>
   
       var monument = [120.72541613154851, 31.31171803927643];
       var map = new mapmost.Map({
           container: 'map',  
           style: "<your style url>", 
           center: [120.72541613154851, 31.31171803927643], 
           zoom: 14, 
           userId: '***', // 授权码
       });
       
       let marker;
       map.on('load', function () {
            // 创建 marker
            marker =new mapmost.Marker()
                .setLngLat(monument)
                .addTo(map);
       });

        function removeMarker() {
            marker.remove()
        }
   </script>
   </body>
   </html>