I have feature layer with a date field.
When I check the fields before the query the field "last_edit" was "esriFieldTypeDate" - line 46
After the query I checked the field and it was a number. - line 57,
How do I keep the same field type?
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=no">
<title>ArcGIS JavaScript Tutorials: Add your own custom button</title>
<style>
html, body, #viewDiv {
padding: 0;
margin: 0;
height: 100%;
width: 100%;
}
</style>
<link rel="stylesheet" href="https://js.arcgis.com/4.16/esri/themes/light/main.css">
<script src="https://js.arcgis.com/4.16/"></script>
<script>
require([
"esri/Map",
"esri/views/MapView",
"esri/layers/FeatureLayer"
], function(Map, MapView, FeatureLayer) {
const layer = new FeatureLayer({
url: "https://gis.cnra.ca.gov/arcgis/rest/services/Boundaries/CCED_AccessType/MapServer/0"
});
var map = new Map({
basemap: "topo-vector",
layers: [layer]
});
var view = new MapView({
container: "viewDiv",
map: map,
center: [-120.679, 37.910],
zoom: 7
});
const btn =document.getElementById("test")
view.ui.add(btn, "top-right")
btn.addEventListener("click", querylayer);
function querylayer(evt) {
console.log(layer.fields)
let query = new Query();
query.where = "1=1";
query.outFields = ["*"];
layer.queryFeatures(query).then(function (results) {
console.log(results.features);
results.features.forEach(element => {
console.log(element.attributes)
Object.keys(element.attributes).forEach(key => {
console.log(key + " " + typeof(element.attributes[key]));
});
})
// exportToShapefile(results.features);
return;
});
}
});
</script>
</head>
<body>
<div id="viewDiv"></div>
<button id="test">Test</button>
</body>
</html>
