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2025-04-05 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >
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Editor to share with you how to define the optgroup tag in html. I hope you will get something after reading this article. Let's discuss it together.
HTML tag
Example
Combine related options together through tags:
Volvo
Saab
Mercedes
Audi
Browser support
Most major browsers support tags.
Label definition and instructions for use
Tags are often used to group related options together.
If you have many combinations of options, you can use tabs to easily group related options together.
HTML4 . The difference between 01 and HTML5
None.
Global attribute
Tag supports global attributes, view the complete property sheet HTML global properties.
Event attribute
The tag supports all HTML event attributes.
After reading this article, I believe you have some understanding of "how to define optgroup tags in html". If you want to know more about it, you are welcome to follow the industry information channel. Thank you for your reading!
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