JavaScript Reference/Javascript Properties/parentWindow

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"parentWindow" Example

   <source lang="javascript">
   

<html> <body> <script language="JavaScript">

   function function1() {
       alert(document.parentWindow.frames.length);
   }

</script> <input type="button"

      value="How many frames in this window?" 
      onclick="function1();">

</body> </html>


     </source>
   
  


"parentWindow" is applied to

   <source lang="javascript">

+----------------+--------------------------------------------------------------+ | Applied_To |document | +----------------+--------------------------------------------------------------+

     </source>
   
  


"parentWindow" Syntax and Note

   <source lang="javascript">

Note: Read-only property. Returns a reference to the window that contains the document.

Syntax:

document.parentWindow


     </source>