// This example adds a map using web components.asyncfunctioninitMap():Promise<void>{console.log('Maps JavaScript API loaded.');}declareglobal{interfaceWindow{initMap:()=>void;}}window.initMap=initMap;
<html>
<head>
<title>Add a Map using HTML</title>
<link rel="stylesheet" type="text/css" href="./style.css" />
<script type="module" src="./index.js"></script>
</head>
<body>
<gmp-map
center="37.4220656,-122.0840897"
zoom="10"
map-id="DEMO_MAP_ID"
style="height: 400px"
></gmp-map>
<!--
The `defer` attribute causes the script to execute after the full HTML
document has been parsed. For non-blocking uses, avoiding race conditions,
and consistent behavior across browsers, consider loading using Promises. See
https://developers.google.com/maps/documentation/javascript/load-maps-js-api
for more information.
-->
<script
src="https://maps.googleapis.com/maps/api/js?key=AIzaSyB41DRUbKWJHPxaFjMAwdrzWzbVKartNGg&libraries=maps&v=beta"
defer
></script>
</body>
</html>
Git and Node.js are required to run this sample locally. Follow theseinstructionsto install Node.js and NPM. The following commands clone, install dependencies and start the sample application.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[[["\u003cp\u003eThis example showcases creating a basic Google Map using HTML and the \u003ccode\u003egmp-map\u003c/code\u003e web component.\u003c/p\u003e\n"],["\u003cp\u003eThe map is initialized using JavaScript (or TypeScript) with an \u003ccode\u003einitMap\u003c/code\u003e function.\u003c/p\u003e\n"],["\u003cp\u003eSample code provides implementation in both JavaScript and TypeScript, along with the corresponding HTML and CSS.\u003c/p\u003e\n"],["\u003cp\u003eUsers can experiment with the example via provided links to JSFiddle and Google Cloud Shell or clone the repository for local execution.\u003c/p\u003e\n"]]],["This example demonstrates how to create a map using HTML and the `gmp-map` element. The HTML uses a `\u003cgmp-map\u003e` tag with attributes like `center`, `zoom`, and `map-id`. It loads the Maps JavaScript API via a `\u003cscript\u003e` tag. TypeScript and JavaScript code initialize the map, logging a confirmation. CSS styles the map. The sample can be tried online via JSFiddle or Google Cloud Shell, and can be cloned locally by cloning a git repository, installing dependencies, and starting the app.\n"],null,["# Add a Map using HTML\n\nThis example demonstrates creating a map using HTML, with the `gmp-map` element.\n\nRead the\n[documentation](/maps/documentation/javascript/web-components/overview). \n\n### TypeScript\n\n```typescript\n// This example adds a map using web components.\nasync function initMap(): Promise\u003cvoid\u003e {\n console.log('Maps JavaScript API loaded.');\n}\n\ndeclare global {\n interface Window {\n initMap: () =\u003e void;\n }\n }\nwindow.initMap = initMap;https://github.com/googlemaps/js-samples/blob/2683f7366fb27829401945d2a7e27d77ed2df8e5/samples/web-components-map/index.ts#L8-L18\n```\n| **Note:** Read the [guide](/maps/documentation/javascript/using-typescript) on using TypeScript and Google Maps.\n\n### JavaScript\n\n```javascript\n// This example adds a map using web components.\nasync function initMap() {\n console.log(\"Maps JavaScript API loaded.\");\n}\n\nwindow.initMap = initMap;https://github.com/googlemaps/js-samples/blob/2683f7366fb27829401945d2a7e27d77ed2df8e5/dist/samples/web-components-map/docs/index.js#L7-L12\n```\n| **Note:** The JavaScript is compiled from the TypeScript snippet.\n\n### CSS\n\n```css\nhttps://github.com/googlemaps/js-samples/blob/2683f7366fb27829401945d2a7e27d77ed2df8e5/dist/samples/web-components-map/docs/style.css#L7-L6\n```\n\n### HTML\n\n```html\n\u003chtml\u003e\n \u003chead\u003e\n \u003ctitle\u003eAdd a Map using HTML\u003c/title\u003e\n\n \u003clink rel=\"stylesheet\" type=\"text/css\" href=\"./style.css\" /\u003e\n \u003cscript type=\"module\" src=\"./index.js\"\u003e\u003c/script\u003e\n \u003c/head\u003e\n \u003cbody\u003e\n \u003cgmp-map\n center=\"37.4220656,-122.0840897\"\n zoom=\"10\"\n map-id=\"DEMO_MAP_ID\"\n style=\"height: 400px\"\n \u003e\u003c/gmp-map\u003e\n\n \u003c!-- \n The `defer` attribute causes the script to execute after the full HTML\n document has been parsed. For non-blocking uses, avoiding race conditions,\n and consistent behavior across browsers, consider loading using Promises. See\n https://developers.google.com/maps/documentation/javascript/load-maps-js-api\n for more information.\n --\u003e\n \u003cscript\n src=\"https://maps.googleapis.com/maps/api/js?key=AIzaSyB41DRUbKWJHPxaFjMAwdrzWzbVKartNGg&libraries=maps&v=beta\"\n defer\n \u003e\u003c/script\u003e\n \u003c/body\u003e\n\u003c/html\u003ehttps://github.com/googlemaps/js-samples/blob/2683f7366fb27829401945d2a7e27d77ed2df8e5/dist/samples/web-components-map/docs/index.html#L8-L37\n```\n\n### Try Sample\n\n[JSFiddle.net](https://jsfiddle.net/gh/get/library/pure/googlemaps/js-samples/tree/master/dist/samples/web-components-map/jsfiddle) [Google Cloud Shell](https://ssh.cloud.google.com/cloudshell/editor?cloudshell_git_repo=https%3A%2F%2Fgithub.com%2Fgooglemaps%2Fjs-samples&cloudshell_git_branch=sample-web-components-map&cloudshell_tutorial=cloud_shell_instructions.md&cloudshell_workspace=.)\n\n### Clone Sample\n\n\nGit and Node.js are required to run this sample locally. Follow these [instructions](https://docs.npmjs.com/downloading-and-installing-node-js-and-npm) to install Node.js and NPM. The following commands clone, install dependencies and start the sample application. \n\n git clone -b sample-web-components-map https://github.com/googlemaps/js-samples.git\n cd js-samples\n npm i\n npm start\n\n\nOther samples can be tried by switching to any branch beginning with `sample-`\u003cvar translate=\"no\"\u003eSAMPLE_NAME\u003c/var\u003e. \n\n git checkout sample-\u003cvar translate=\"no\"\u003e\u003cspan class=\"devsite-syntax-nx\"\u003eSAMPLE_NAME\u003c/span\u003e\u003c/var\u003e\n npm i\n npm start"]]
