HTML <optgroup> tag

Definition and Usage

Defines an option group. This element allows you to group choices. When you have a long list of options, groups of related choices are easier to handle.

Differences Between HTML and XHTML

NONE

Example

Required Attributes

DTD indicates in which DTD the attribute is allowed. S=Strict, T=Transitional, and F=Frameset.

Optional Attributes

Standard Attributes

For a full description, go to Standard Attributes.

Event Attributes

For a full description, go to Event Attributes.

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