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Add Resize Event Listener on Maps

In this example you will learn how to add resize Event Listener to google map. This event fires when the div changes.

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

//Adding resize event listener here
  map.addListener('resize', function() {  
    document.getElementById('panel').innerHTML  = 'Resize Event';
    window.setTimeout(function() {  
      document.getElementById('panel').innerHTML = '';
    }, 2000);  
  });

Add Resize Event Listener on Maps Example

<!DOCTYPE html>  
<html>  
  <head>  <!-- www.techstrikers.com -->  
    <title>Resize Event</title>  
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no">  
    <meta charset="utf-8">  
    <style>  
      html, body {  
        height: 100%;  
        margin: 0;  
        padding: 0;  
      }  
      #map {  
        height: 99%;
        width: 99%;
      }
#panel {    
  position: absolute;    
  top: 230px;    
  left: 40%;    
  z-index: 5;    
  padding: 0px;    
  border: 0px solid #999;    
  text-align: center; 
  background:#0000FF;
  width:150px;
  color:#fff;
}    
 
#panel, .panel {    
  font-family: 'Roboto','sans-serif';    
  line-height: 30px;    
  padding-left: 10px;    
}    
  
#panel select, #panel input, .panel select, .panel input {    
  font-size: 15px;    
}    
  
#panel select, .panel select {    
  width: 100%;    
}    
  
#panel i, .panel i {    
  font-size: 12px;    
} 
    </style>  
    
    <script src="https://maps.googleapis.com/maps/api/js?signed_in=true&callback=initMap" async defer>  
    </script>  
    <script>  
function initMap() {  
  var lat_lng = {lat: 22.08672, lng: 79.42444};   
  
  var map = new google.maps.Map(document.getElementById('map'), {  
    zoom: 6,  
    center: lat_lng  
  });  
  //Adding resize event listener here
  map.addListener('resize', function() {  
    document.getElementById('panel').innerHTML  = 'Resize Event';
    window.setTimeout(function() {  
      document.getElementById('panel').innerHTML = '';
    }, 2000);  
  });  
}  
  </script>  
  </head>  
  <body> 
    <div id="panel"></div>
    <div id="map"></div>  
  </body>  
</html>

Above example will produce following output