ArcGIS JS之查詢一個圖層的全部資訊

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<!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml"><head>    <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>    <title>QueryTask</title>    <link rel="stylesheet" type="text/css"          href="http://10.0.0.92:8002/arcgis_js_api/library/3.17/3.17/dijit/themes/tundra/tundra.css"            />    <link rel="stylesheet" type="text/css"          href="http://10.0.0.92:8002/arcgis_js_api/library/3.17/3.17/esri/css/esri.css"/>    <script type="text/Javascript" src="http://10.0.0.92:8002/arcgis_js_api/library/3.17/3.17/init.js"></script>    <style type="text/css">        .MapClass {            width: 100%;            height: 600px;            border: 1px solid #000;        }    </style>    <script type="text/javascript">        require(["esri/map",                    "esri/layers/ArcGISDynamicMapServiceLayer",                    "dojo/dom",                    "dojo/on",                    "esri/tasks/QueryTask",                    "esri/tasks/query",                    "esri/symbols/SimpleLineSymbol",                    "esri/symbols/SimpleFillSymbol",                    "esri/graphic",                    "dojo/domReady!"],                function (Map, ArcGISDynamicMapServiceLayer, dom, on,                          QueryTask, Query,                          SimpleLineSymbol, SimpleFillSymbol, Graphic) {                    //根據div的id屬性建立地圖                    var map = new Map("mapDiv");                    //定義一個動態地圖服務                    var layer = new ArcGISDynamicMapServiceLayer("http://10.0.0.92:6080/arcgis/rest/services/xinyu/MapServer");                    //將圖層添加到地圖                    map.addLayer(layer)                    //給屬性查詢按鈕添加click事件                    on(dom.byId("Btn"), "click", function (e) {                        //定義查詢對象                        var queryTask = new QueryTask("http://10.0.0.92:6080/arcgis/rest/services/xinyu/MapServer/17");                        //定義查詢參數對象                        var query = new Query();                        //查詢條件,類似於sql語句的where子句                        query.where = "1 =1";                        //返回的欄位資訊:*代表返回全部欄位                        query.outFields = ["*"];                        //是否返回幾何形狀                        query.returnGeometry = true;                        //執行屬性查詢                        queryTask.execute(query, showQueryResult);                    })                    //屬性查詢完成之後,用showQueryResult來處理返回的結果                    function showQueryResult(queryResult) {                    }                });    </script></head><body><div id="mapDiv" class="MapClass"></div><input type="button" value="屬性查詢" id="Btn"/><div id="divShowResult"></div></body></html>

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ArcGIS JS之查詢一個圖層的全部資訊

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