optgroup element

<Optgroup>

Explanation

Optgroup element is used to categorize the set of options in the drop down list box.
<select> <optgroup label="Text"> <option value="Text">Text</option> <option value="Text">Text</option> </optgroup> </select>
Element Specific attributes supported by this element are:
AttributeValueDescription
label text It indicates name/title for the option group.
disabled disabled The entire category will be disabled and also the user cannot choose any option.

Example Code:

Result :

View the Metropolitan cities of India

  • It must be placed inside the <select>.
  • User cannot select or edit the title i.e. label.
  • This element is used to categorize the list of options.
It is available in the previous versions of HTML.
It supports both Global Attributes and Event Attributes in HTML5.

Limitations:

It will function in all the browsers.

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