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Learn JavaScript Part 12: Confirm Box

  1. <!DOCTYPE html>  
  2. <html xmlns="http://www.w3.org/1999/xhtml">  
  3. <head>  
  4.     <title></title>  
  5. </head>  
  6. <body>  
  7.     <script id="javascript">  
  8.         var input = confirm("Do you want to proceed?");  
  9.         if (input == true)  
  10.         {  
  11.             alert("You pressed OK!");  
  12.         }  
  13.         else  
  14.         {  
  15.             alert("You pressed Cancel!");  
  16.         }  
  17.     </script>  
  18. </body>  
  19. </html> 

User Input

Do you want to proceed?

Press OK button

Output

You pressed OK!