Ext.js - Basic Alert Box

Quiz

This is the simplest alert box just to show some information on some event.

Syntax

Following is a simple syntax for basic alert box.

Ext.Msg.alert('Title', 'Basic message box in ExtJS');

Example

Following is a simple example showing the usage.

<!DOCTYPE html>
<html>
   <head>
      <link href="/?originalUrl=https%3A%2F%2Fcdnjs.cloudflare.com%2Fajax%2Flibs%2Fextjs%2F6.0.0%2Fclassic%2Ftheme-classic%2Fresources%2Ftheme-classic-all.css" 
         rel = "stylesheet" />
      
      <script type = "text/javascript" 
         src="/?originalUrl=https%3A%2F%2Fcdnjs.cloudflare.com%2Fajax%2Flibs%2Fextjs%2F6.0.0%2Fext-all.js"></script>
      <script type = "text/javascript">
         Ext.onReady(function() {
            Ext.create('Ext.Button', {
               renderTo: Ext.getElementById('msgBox'),
               text: 'Click Me',
               listeners: {
                  click: function() {
                     Ext.Msg.alert('Title', 'Basic message box in ExtJS');
                  }
               }
            });
         });
      </script>
   </head>
   
   <body>
      <p> Click the button for alert box </p>
      <div id = "msgBox" ></div>
   </body>
</html>

The above program will produce the following result −

extjs_components.htm

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