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Use a custom render function with a geocoder

This example uses a custom HTML rendering function to customize the mapbox-gl-geocoder dropdown menu.

The mapbox-gl-geocoder plugin enables place search using the Mapbox Geocoding API.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Use a custom render function with a geocoder</title>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
<link href="https://api.mapbox.com/mapbox-gl-js/v3.2.0/mapbox-gl.css" rel="stylesheet">
<script src="https://api.mapbox.com/mapbox-gl-js/v3.2.0/mapbox-gl.js"></script>
<style>
body { margin: 0; padding: 0; }
#map { position: absolute; top: 0; bottom: 0; width: 100%; }
</style>
</head>
<body>
<script src="https://api.mapbox.com/mapbox-gl-js/plugins/mapbox-gl-geocoder/v5.0.0/mapbox-gl-geocoder.min.js"></script>
<link rel="stylesheet" href="https://api.mapbox.com/mapbox-gl-js/plugins/mapbox-gl-geocoder/v5.0.0/mapbox-gl-geocoder.css" type="text/css">

<style>
.geocoder-dropdown-item {
padding: 5px;
}
.geocoder-dropdown-icon {
margin-right: 10px;
}
.geocoder-dropdown-text {
color: #5a3fc0;
font-family: Arial, Helvetica, sans-serif;
font-size: larger;
}
</style>

<div id="map"></div>

<script>
// TO MAKE THE MAP APPEAR YOU MUST
// ADD YOUR ACCESS TOKEN FROM
// https://account.mapbox.com
mapboxgl.accessToken = 'YOUR_MAPBOX_ACCESS_TOKEN';
const map = new mapboxgl.Map({
container: 'map',
// Choose from Mapbox's core styles, or make your own style with Mapbox Studio
style: 'mapbox://styles/mapbox/streets-v12',
center: [-79.4512, 43.6568],
zoom: 13
});

const geocoder = new MapboxGeocoder({
accessToken: mapboxgl.accessToken,
types: 'poi',
// see https://docs.mapbox.com/api/search/#geocoding-response-object for information about the schema of each response feature
render: function (item) {
// extract the item's maki icon or use a default
const maki = item.properties.maki || 'marker';
return `<div class='geocoder-dropdown-item'>
<img class='geocoder-dropdown-icon' src='https://unpkg.com/@mapbox/maki@6.1.0/icons/${maki}-15.svg'>
<span class='geocoder-dropdown-text'>
${item.text}
</span>
</div>`;
},
mapboxgl: mapboxgl
});
map.addControl(geocoder);
</script>

</body>
</html>
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