A complete application case discussion of form validation_javascript skills

The form issue is a tangled issue. I think this is something that program developers have to deal with, but sometimes the program has to be handled by the front end. How about your backend partner? It’s a tough front-end, but it’s better to understand it yourself. I can do it if you do it, and I can do it if you don’t, haha. If it is useful to you, please leave a message, discuss together, and make progress together. Without further ado, post the code (for the convenience of children, this code can be copied and used, no need to piece it together in pieces):

Copy code The code is as follows:

< title>Complete application of form validation




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Name ：

Password:

Confirm password:

< p>EMAIL：

The rendering is as follows