Display a popup (dynamic map layer)

You can create and display a popup that displays attribute information from a map service. To learn how to work with map services and dynamic map layers, go to the API reference.

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<html>
  <head>
    <meta charset="utf-8" />
    <title>Display a popup (dynamic map layer)</title>
    <meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=no" />
    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" crossorigin="" />
    <script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js" crossorigin=""></script>
    <!-- Load Esri Leaflet from CDN -->
    <script src="https://unpkg.com/esri-leaflet@3.0.14/dist/esri-leaflet.js"></script>
    <!-- Load Esri Leaflet Vector from CDN -->
    <script src="https://unpkg.com/esri-leaflet-vector@4.2.7/dist/esri-leaflet-vector.js" crossorigin=""></script>
    <style>
      html,
      body,
      #map {
        padding: 0;
        margin: 0;
        height: 100%;
        width: 100%;
        font-family: Arial, Helvetica, sans-serif;
        font-size: 14px;
        color: #323232;
      }
    </style>
  </head>
  <body>
    <div id="map"></div>
    <script>
      const accessToken = "YOUR_ACCESS_TOKEN";

      const map = L.map("map", {
        minZoom: 3
      }).setView([33.9031092, -117.4464], 17);

      L.esri.Vector.vectorBasemapLayer("arcgis/navigation", {
        token: accessToken
      }).addTo(map);

      const poolPermit = L.esri
        .dynamicMapLayer({
          url: "https://sampleserver6.arcgisonline.com/arcgis/rest/services/PoolPermits/MapServer",
          // server response content type can be either 'json' (default) or 'image'
          f: "image",
          attribution: "ESRI"
        })
        .addTo(map);

      poolPermit.bindPopup(function (error, featureCollection) {
        if (error || featureCollection.features.length === 0) {
          return false;
        } else {
          console.log(featureCollection.features[0].properties)
          return `Has pool: ${featureCollection.features[0].properties["Has_Pool"]}<br /> Has pool permit: ${featureCollection.features[0].properties["Pool_Permit"]}`;
        }
      });
    </script>
  </body>
</html>

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