After submitting a form based on HTML, you can create a webpage without refreshing the _ HTML/Xhtml _ webpage.

Using ajax to implement form submission without refreshing pages is often used in projects. Some time ago, I learned several other methods for refreshing new forms, mainly based on the iframe framework. Now, I would like to share with you the script home platform for your reference. Using ajax to implement form submission without refreshing pages is often used in projects. Some time ago, I learned several other methods for refreshing new forms, mainly based on the iframe framework. Now let's sort it out and share it with you.
First:
(Html page)

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5. No refreshing form submission
15. (PHP page: form. php)
18. // Non-empty Verification
19. If (empty ($ _ POST ['uname']) | empty ($ _ POST ['pwd'])
20. {
21. Echo'