The Window interface’s open() method loads the specified resource into the new or existing browsing context (window, <iframe> or tab) with the specified name. If the name doesn’t exist, then a new browsing context is opened in a new tab or a new window, and the specified resource is loaded into it.

How does window opener work?

The Window interface’s open() method loads the specified resource into the new or existing browsing context (window, <iframe> or tab) with the specified name. If the name doesn’t exist, then a new browsing context is opened in a new tab or a new window, and the specified resource is loaded into it.

Does window open work in all browsers?

1 Answer. Normally yes it works everywhere however not all the features are supported by all browsers.