Arcgis api for js通过json添加点，显示弹框信息

数据

格式

{
	"china":[
		{"id":"1","city":"上海","x":"121.4648","y":"31.2891"}
	]
}

完整数据下载

模块

"esri/InfoTemplate", "dojo/store/JsonRest"

调用，弹框代码

		map.on("load", () => {
                var store = new JsonRest({ target: "china1.json" });
                var infoTemplate = new InfoTemplate("${id}", "城市:${city}</br>X坐标:${X}</br>Y坐标:${Y}");
                store.query({ "id": "*" }).then(function (result, request) {
                    var items = result.china;
                    // console.log(items);
                    for (var i = 0; i < items.length; i++) {
                        var attr = {
                            "id": i,
                            "name": items[i].city,
                            "X": items[i].x,
                            "Y": items[i].y
                        };

                        var locPoint = new Point(items[i].x, items[i].y, new SpatialReference({ wkid: 4326 }));
                        var graphic = new Graphic(locPoint, markerSym, attr, infoTemplate); // markerSym为点符号样式

                        // 将图形添加到地图中
                        map.graphics.add(graphic)

                    }
                })

            })