jQuery.isWindow()

jQuery

previous page next page

jQuery.isWindow()

Categories: Utilities

jQuery.isWindow( obj ) Returns: boolean

Description: Determine whether the argument is a window.

  • version added: 1.4.3jQuery.isWindow( obj )

    • obj
      Type: PlainObject
      Object to test whether or not it is a window.

This is used in a number of places in jQuery to determine if we're operating against a browser window (such as the current window or an iframe).

Example:

Finds out if the parameter is a window.

1
2
3
4
5
6
7
8
9
10
11
 
                                  

                                    

                                      
                                        <!DOCTYPE html>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <html>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <head>
                                      
                                    

                                  

                                  

                                    

                                        <script src="http://code.jquery.com/jquery-latest.js"></script>
                                    

                                  

                                  

                                    

                                      
                                        </head>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <body>
                                      
                                    

                                  

                                  

                                    

                                        Is 'window' a window? <b></b>
                                    

                                  

                                  

                                    

                                      
                                        <script>
                                        $("b").append( "" + $.isWindow(window) );
                                        </script>
                                      
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                      
                                        </body>
                                      
                                    

                                  

                                  

                                    

                                      
                                        </html>
 POWERED BYHERONOTE
previous page start next page