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Infowindow on Marker in Google Maps

In this example you will learn how to attach infowindow in google map.

Here you can view the output of the example and you can also "try it yourself" by clicking on "Live Demo" button given at the bottom.

Syntax

var contents = '<div id="content">'+  
  '<div id="siteNotice">'+  
  '</div>'+  
  '<h1 id="firstHeading" class="firstHeading">Infowindow</h1>'+  
  '<div id="bodyContent">'+    
  '<p><a href="http://www.techstrikers.com">'+  
  'http://www.techstrikers.com</a></p>'+  
  '</div>'+  
  '</div>';    
  
  var infowindow = new google.maps.InfoWindow({  
    content: contents  
  }); 

Infowindow on Marker in Google Maps Example

<!DOCTYPE html>  
<html>  
  <head>  
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no">  
    <meta charset="utf-8">  
    <title>Attach Info window to Marker</title>  
    <style>  
      html, body {  
        height: 100%;  
        margin: 0;  
        padding: 0;  
      }  
      #map {  
        height: 99%;   
        width: 99%;   
      }  
    </style>  
    <script async defer  
        src="https://maps.googleapis.com/maps/api/js?signed_in=true&callback=initMap"></script>  
        <script>   
  
function initMap() {  
  var lat_lng = {lat: 17.08672, lng: 78.42444};  
  var map = new google.maps.Map(document.getElementById('map'), {  
    zoom: 6,  
    center: lat_lng  
  });  
  
 var contents = '<div id="content">'+  
  '<div id="siteNotice">'+  
  '</div>'+  
  '<h1 id="firstHeading" class="firstHeading">Infowindow</h1>'+  
  '<div id="bodyContent">'+    
  '<p><a href="http://www.techstrikers.com">'+  
  'http://www.techstrikers.com</a></p>'+  
  '</div>'+  
  '</div>';   
  
  var infowindow = new google.maps.InfoWindow({  
    content: contents  
  });  
  
  var marker = new google.maps.Marker({  
    position: lat_lng,  
    map: map,  
    title: 'www.techstrikers.com'  
  });  
  marker.addListener('click', function() {  
    infowindow.open(map, marker);  
  });  
}  
    </script>  
  </head>  
  <body>  
    <div id="map"></div>  
  </body>  
</html> 

Above example will produce following output