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Editor to share with you how to use the autofocus attribute of HTML5, I believe most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

Tasks we used to do with JavaScript and Flash, such as form validation, input box blank prompt (INPUT placeholders), client file upload and download (client side file naming), and audio / video playback, can now be done with basic HTML. Another simple HTML feature now allows us to automatically locate the input focus to the desired element after the page is loaded, through an attribute called autofocus.

The code is as simple as this:

Hi!

When the autofocus property is set, input,textarea and button elements are automatically selected (that is, focus) after the page is loaded (load). I try other elements (such as H2 tags) and tabIndex=0, but the autofocus attribute has no effect on these elements at all.

This attribute is useful for pages (pages whose main purpose is collecting information) whose main purpose is to get user input, such as the google home page (99% of the case is used for search) or online installation wizards (such as WordPress's installer). And the most important thing is that you don't need JavaScript to participate.

The complete page code is as follows:

HTML5 autofocus attribute test

Hi!

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