Quick Answer: Why You Should Not Use Iframes?

Are IFrames obsolete?

IFrames are not obsolete, but the reasons for using them are rare.

Using IFrames to serve your own content creates a “wall” around accessing the content in that area.

For crawlers like Google, It’s not immediately clear that cotent in an iframe will be ranked as highly as if the content were simply part of the page..

Is it possible to embed any website inside iframes?

An IFrame is HTML code that you can use to embed one HTML page, PDF page, another website, or other web safe file into a another webpage inside a window. The window can be styled using css code. IFrames do not make a website a “framed” site and do not affect SEO.

Can Iframe read cookies?

Doing things this way avoids all of the browser security issues because cookies that were already set when the user visited facebook.com can still be read when example.com loads facebook.com in an iframe. This is worth repeating: Cookies can be read in an iframe if they were set outside of the iframe.

Why frames are not used in HTML5?

First, the frame and frameset elements are not deprecated in HTML5, they’re obsolete (i.e., they’ve been removed entirely). Second, the frame and frameset elements are not the same thing as the iframe element, nor do they give the same output: … The iframe element, on the other hand, does not replace the body of a page.

Why are HTML frames deprecated?

Frames have been deemed obsolete by the W3C in HTML5. The reasoning given for this is that frames create usability and accessibility issues.

Is iframe a bad practice?

If you are using an iframe to get around a properly developed site, then of course it is bad practice. … It should never be used as an integral part of your site, but as a piece of content within a site. Usually, if you can do it without an iframe, that is a better option.

Do all browsers support iFrames?

The iframe element is supported by all modern desktop and mobile browsers. However, some browsers don’t yet respond consistently to the three new HTML5 attributes for this element.

What can I use instead of an iframe?

In which case the iframe can be the MUCH easier alternative. As others have mentioned you can also use the embed tag and the object tag but that’s not necessarily more advanced or newer than the iframe. HTML5 has gone more in the direction of adopting web APIs to get information from cross domains.

How do I embed a page without an iframe?

One of the simplest methods to embed a YouTube video in a web page without IFrame is by embedding the video using the HTML tag. Simply provide the URL of the video to the element’s data property and set few other properties like, the width, height, and you are ready to go.

Why are IFrames so slow?

iframes are going to be slower because there is an additional overhead for the browser (rendering it, maintaining it’s instance and references to it). … The iframe will need to build an entirely new “page” in the browsers memory, and then place it in the page.

What is the difference between iframe and embed?

EMBED is basically the same as IFRAME, only with fewer attributes. Formally, EMBED is an HTML 5 tag, but on several browsers it will also work for HTML 4.01, if you are using this. It just cannot be validated.

How do I make my iframe secure?

Sounds good, so what could go wrong?Run any JavaScript, even if it would only affect contents of the iframe.Change the parent’s URL.Open pop-ups, new windows, or new tabs.Submit forms.Run plug-ins.Use pointer lock.Read cookies or local storage from the parent, even if it’s from the same origin.Jul 25, 2013

Why do we use iframe in HTML?

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Yes. this is legal because your site is not hosting the material. You are writing code (the iFrame) that tells the users’s browser to display both pages in the same screen.