How to check a webpage is loaded inside an iframe or into the browser?

How to check a webpage is loaded inside an iframe or into the browser?

To check whether a webpage is loaded inside an iFrame or directly into the browser window with the help of JavaScript you can use the following code: The window.top and window.self are both the objects of window along with parent.

Where does PHP output go in an iframe?

PHP is never in an iframe. PHP is executed on the server side and generates output such as HTML, Javascript, or text. The output generated by PHP may produce or reside within an iframe, but never PHP itself.

Which is the parent of a window in iframe?

The window.parent property is a reference to the parent of the window or subframe. If the window is parentless, the parent property becomes a reference to itself. If a window is loaded in an , , or elements, its parent is the window with the element that is embedded in the window.

What happens if iframe comes from another domain?

This won’t work if the iframe comes from another domain: VM29320:1 Uncaught DOMException: Blocked a frame with origin “http://localhost:9002” from accessing a cross-origin frame. – Augustin RiedingerNov 23 ’16 at 12:54

What happens if a webpage is not embedded in another document?

In the above code, store the element in which the webpage is embedded to the variable gfg. If the window isn’t embedded into another document, or if the document into which it’s embedded has a different origin (such as having been located from a different domain), gfg is null.

How to identify if a webpage is being loaded inside an…?

In IE7/IE8 when Microsoft added Tabs to their browser they broke one thing that will cause havoc with your JS if you are not careful. Now in frame “baz” you click a link (no target, loads in the “baz” frame) it works fine.

How to detect if a page is loading in Facebook?

Since you are asking in the context of a facebook app, you might want to consider detecting this at the server when the initial request is made. Facebook will pass along a bunch of querystring data including the fb_sig_user key if it is called from an iframe.