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This article mainly explains the "HTML how to achieve automatic form verification", the article explains the content is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in depth, together to study and learn "HTML how to achieve automatic form verification" bar!

HTML form validation can also be done automatically through the browser.

If the value of the form field (fname) is empty, the required property prevents the form from submitting:

Case study

What are the characteristics of html 1, simplicity: hypertext markup language version upgrade using superset mode, thus more flexible and convenient, suitable for beginner front-end developers to use.

2. Extensibility: the wide application of hypertext markup language brings the requirements of strengthening functions and increasing identifiers. Hypertext markup language adopts the way of subclass elements to ensure the expansion of the system.

3. Platform independence: hypertext markup language can be used on a wide range of platforms, which is one of the reasons why the World wide Web is so popular.

4. Versatility: HTML is the universal language of the network, which allows web producers to create complex pages that combine text and pictures, which can be viewed by anyone else on the Internet, no matter what type of computer or browser they are using.

Thank you for your reading, the above is the content of "HTML how to achieve automatic form verification". After the study of this article, I believe you have a deeper understanding of how to achieve automatic form verification on HTML, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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