arcgis for javascript 添加featurelayer,设置地图最大最小等级

转自原文arcgis for javascript 添加featurelayer,设置地图最大最小等级

    var map;
    var livingCenter;
    var livingCenterUrl = "http://172.31.170.98:6080/arcgis/rest/services/livingcenter/FeatureServer/0";
    var featureLayer;
    var featureLayerUrl = "http://172.31.170.98:6080/arcgis/rest/services/layer_living/FeatureServer/0";  

    map = new Map("map", {
        center: [122.12, 37.48],
        zoom: 7,
        maxZoom:11,//最大空间等级
        minZoom:6,//最小空间等级
        slider:false,//隐藏比例尺控件
        logo:false,//隐藏logo
        basemap: "shiliang",
        height:"100%"
    });
    featureLayer = new FeatureLayer(featureLayerUrl, {
          id : "featureLayer",
          mode: FeatureLayer.MODE_ONDEMAND,
          outFields: ["*"]
    });
    featureLayer.setOpacity(0.6);
    livingCenter = new FeatureLayer(livingCenterUrl,{
            id : "livingCenter",
                    mode: FeatureLayer.MODE_ONDEMAND,
                    outFields: ["*"]
    });
    map.addLayers([featureLayer,livingCenter]);