Page Summary
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This webpage provides a basic example of using Google Maps to display a marker with an info window.
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When clicked, the marker for Uluru (Ayers Rock) in Australia displays an info window containing details about the landmark.
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The sample code demonstrates how to implement this functionality using either JavaScript or TypeScript.
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The webpage offers links to documentation, live demos, and instructions for running the sample locally.
This example displays a marker and info window at the center of Australia. If the info window is closed, you can click the marker to display it again.
Read the documentation .
TypeScript
// This example displays a marker at the center of Australia. // When the user clicks the marker, an info window opens. async function initMap () : Promise<void> { // Import the needed libraries. await google . maps . importLibrary ( "maps" ); await google . maps . importLibrary ( "marker" ); // Get the map element and the inner map from it. const mapElement = document . querySelector ( 'gmp-map' ) as google . maps . MapElement ; const innerMap = mapElement . innerMap ; // Get the center of the map. const center = mapElement . center ; // Create the info window content. const heading = document . createElement ( "h1" ); heading . textContent = "Uluru (Ayers Rock)" ; const content = document . createElement ( "div" ); const infoParagraph = document . createElement ( "p" ); infoParagraph . textContent = `Uluru, also referred to as Ayers Rock, is a large sandstone rock formation in the southern part of the Northern Territory, central Australia. It lies 335 km (208 mi) south west of the nearest large town, Alice Springs; 450 km (280 mi) by road. Kata Tjuta and Uluru are the two major features of the Uluru - Kata Tjuta National Park. Uluru is sacred to the Pitjantjatjara and Yankunytjatjara, the Aboriginal people of the area. It has many springs, waterholes, rock caves and ancient paintings. Uluru is listed as a World Heritage Site.` ; content . appendChild ( infoParagraph ); const link = document . createElement ( "a" ); link . href = "https://en.wikipedia.org/w/index.php?title=Uluru" ; link . textContent = "https://en.wikipedia.org/w/index.php?title=Uluru" ; link . target = "_blank" ; content . appendChild ( link ); // Create the info window. const infowindow = new google . maps . InfoWindow ({ headerContent : heading , content : content , ariaLabel : "Uluru" , maxWidth : 500 , // Set max width (optional). }); // Create the marker. const marker = new google . maps . marker . AdvancedMarkerElement ({ position : center , map : innerMap , title : "Uluru (Ayers Rock)" , gmpClickable : true , }); // Open the info window when the map loads. infowindow . open ({ anchor : marker , map : innerMap , }); // Open the info window when the marker is clicked. marker . addEventListener ( "gmp-click" , () = > { infowindow . open ({ anchor : marker , map : innerMap , }); }); } initMap ();
JavaScript
// This example displays a marker at the center of Australia. // When the user clicks the marker, an info window opens. async function initMap () { // Import the needed libraries. await google . maps . importLibrary ( "maps" ); await google . maps . importLibrary ( "marker" ); // Get the map element and the inner map from it. const mapElement = document . querySelector ( 'gmp-map' ); const innerMap = mapElement . innerMap ; // Get the center of the map. const center = mapElement . center ; // Create the info window content. const heading = document . createElement ( "h1" ); heading . textContent = "Uluru (Ayers Rock)" ; const content = document . createElement ( "div" ); const infoParagraph = document . createElement ( "p" ); infoParagraph . textContent = `Uluru, also referred to as Ayers Rock, is a large sandstone rock formation in the southern part of the Northern Territory, central Australia. It lies 335 km (208 mi) south west of the nearest large town, Alice Springs; 450 km (280 mi) by road. Kata Tjuta and Uluru are the two major features of the Uluru - Kata Tjuta National Park. Uluru is sacred to the Pitjantjatjara and Yankunytjatjara, the Aboriginal people of the area. It has many springs, waterholes, rock caves and ancient paintings. Uluru is listed as a World Heritage Site.` ; content . appendChild ( infoParagraph ); const link = document . createElement ( "a" ); link . href = "https://en.wikipedia.org/w/index.php?title=Uluru" ; link . textContent = "https://en.wikipedia.org/w/index.php?title=Uluru" ; link . target = "_blank" ; content . appendChild ( link ); // Create the info window. const infowindow = new google . maps . InfoWindow ({ headerContent : heading , content : content , ariaLabel : "Uluru" , maxWidth : 500 , // Set max width (optional). }); // Create the marker. const marker = new google . maps . marker . AdvancedMarkerElement ({ position : center , map : innerMap , title : "Uluru (Ayers Rock)" , gmpClickable : true , }); // Open the info window when the map loads. infowindow . open ({ anchor : marker , map : innerMap , }); // Open the info window when the marker is clicked. marker . addEventListener ( "gmp-click" , () = > { infowindow . open ({ anchor : marker , map : innerMap , }); }); } initMap ();
CSS
/* * Optional: Makes the sample page fill the window. */ html , body { height : 100 % ; margin : 0 ; padding : 0 ; }
HTML
<html> <head> <title>Info Windows</title> <link rel="stylesheet" type="text/css" href="./style.css" /> <script type="module" src="./index.js"></script> <!-- prettier-ignore --> <script>(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))}) ({key: "AIzaSyA6myHzS10YXdcazAFalmXvDkrYCp5cLc8", v: "weekly" });</script> </head> <body> <gmp-map center="-25.363,131.044" zoom="4" map-id="DEMO_MAP_ID"></gmp-map> </body> </html>
Try Sample
Clone Sample
Git and Node.js are required to run this sample locally. Follow these instructions to install Node.js and NPM. The following commands clone, install dependencies and start the sample application.
git clone https : //github.com/googlemaps-samples/js-api-samples.gitcd samples / infowindow - simplenpm inpm start
