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feat: Migrates elevation-simple to js-api-samples.
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‎samples/elevation-simple/README.md‎

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# Google Maps JavaScript Sample
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## elevation-simple
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Elevation Simple sample demonstrating the Elevation Service.
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## Setup
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### Before starting run:
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`npm i`
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### Run an example on a local web server
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`cd samples/elevation-simple`
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`npm start`
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### Build an individual example
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`cd samples/elevation-simple`
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`npm run build`
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From 'samples':
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`npm run build --workspace=elevation-simple/`
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### Build all of the examples.
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From 'samples':
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`npm run build-all`
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### Run lint to check for problems
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`cd samples/elevation-simple`
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`npx eslint index.ts`
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## Feedback
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For feedback related to this sample, please open a new issue on
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[GitHub](https://github.com/googlemaps-samples/js-api-samples/issues).

‎samples/elevation-simple/index.html‎

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<!doctype html>
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<!--
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@license
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Copyright 2026 Google LLC. All Rights Reserved.
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SPDX-License-Identifier: Apache-2.0
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-->
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<!-- [START maps_elevation_simple] -->
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<html>
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<head>
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<title>Elevation Service</title>
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<link rel="stylesheet" type="text/css" href="./style.css" />
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<script type="module" src="./index.js"></script>
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<script>
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// prettier-ignore
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(g=>{var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;b=b[c]||(b[c]={});var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{await (a=m.createElement("script"));e.set("libraries",[...r]+"");for(k in g)e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);e.set("callback",c+".maps."+q);a.src=`https://maps.${c}apis.com/maps/api/js?`+e;d[q]=f;a.onerror=()=>h=n(Error(p+" could not load."));a.nonce=m.querySelector("script[nonce]")?.nonce||"";m.head.append(a)}));d[l]?console.warn(p+" only loads once. Ignoring:",g):d[l]=(f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n))})({
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key: "AIzaSyA6myHzS10YXdcazAFalmXvDkrYCp5cLc8"
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});
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</script>
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</head>
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<body>
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<gmp-map
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center="63.333,-150.5"
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zoom="8"
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map-type-id="terrain"></gmp-map>
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</body>
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</html>
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<!-- [END maps_elevation_simple] -->

‎samples/elevation-simple/index.ts‎

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/**
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* @license
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* Copyright 2026 Google LLC. All Rights Reserved.
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* SPDX-License-Identifier: Apache-2.0
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*/
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// [START maps_elevation_simple]
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async function initMap(): Promise<void> {
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// Request needed libraries.
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await google.maps.importLibrary('maps');
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await google.maps.importLibrary('elevation');
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const mapElement = document.querySelector('gmp-map')!;
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const innerMap = mapElement.innerMap;
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const elevator = new google.maps.ElevationService();
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const infowindow = new google.maps.InfoWindow({});
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infowindow.open(innerMap);
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// Add a listener for the click event. Display the elevation for the LatLng of
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// the click inside the infowindow.
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innerMap.addListener('click', (event: google.maps.MapMouseEvent) => {
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displayLocationElevation(event.latLng!, elevator, infowindow);
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});
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}
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function displayLocationElevation(
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location: google.maps.LatLng,
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elevator: google.maps.ElevationService,
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infowindow: google.maps.InfoWindow
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) {
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// Initiate the location request
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elevator
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.getElevationForLocations({
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locations: [location],
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})
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.then(({ results }) => {
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infowindow.setPosition(location);
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// Retrieve the first result
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if (results[0]) {
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// Open the infowindow indicating the elevation at the clicked position.
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infowindow.setContent(
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'The elevation at this point <br>is ' +
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results[0].elevation +
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' meters.'
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);
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} else {
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infowindow.setContent('No results found');
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}
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})
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.catch((e) =>
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infowindow.setContent('Elevation service failed due to: ' + e)
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);
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}
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void initMap();
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// [END maps_elevation_simple]

‎samples/elevation-simple/package.json‎

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{
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"name": "@js-api-samples/elevation-simple",
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"version": "1.0.0",
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"scripts": {
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"build": "tsc && bash ../jsfiddle.sh elevation-simple && bash ../app.sh elevation-simple && bash ../docs.sh elevation-simple && npm run build:vite --workspace=. && bash ../dist.sh elevation-simple",
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"test": "tsc && npm run build:vite --workspace=.",
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"start": "tsc && vite build --base './' && vite",
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"build:vite": "vite build --base './'",
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"preview": "vite preview"
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},
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"dependencies": {}
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}

‎samples/elevation-simple/style.css‎

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/**
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* @license
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* Copyright 2026 Google LLC. All Rights Reserved.
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* SPDX-License-Identifier: Apache-2.0
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*/
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/* [START maps_elevation_simple] */
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/*
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* Optional: Makes the sample page fill the window.
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*/
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html,
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body {
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height: 100%;
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margin: 0;
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padding: 0;
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}
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/* [END maps_elevation_simple] */

‎samples/elevation-simple/tsconfig.json‎

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{
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"extends": "../../tsconfig.base.json",
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"compilerOptions": {
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"rootDir": "."
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},
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"include": ["./*.ts"]
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}

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