<meta name="viewport" content="initial-scale=1
,maximum-scale=1,user-scalable=no" />
<title>Custom ElevationLayer - Exaggerating
elevation | Sample | ArcGIS Maps SDK for
JavaScript 4.31</title>
<link rel="stylesheet" href="https://js.arcgis.com/4
.31/esri/themes/light/main.css" />
<script src="https://js.arcgis.com/4.31/"></script>
"esri/layers/ElevationLayer",
"esri/layers/BaseElevationLayer",