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Allows authors to group choices logically in a select element.

Members Table

The following table lists the members exposed by the optGroup object.

Attributes/Properties

Show: Attributes/Properties

Attribute Property Description DISABLED disabled Sets or retrieves a value that indicates whether the user can interact with the object. LABEL label Sets or retrieves the label for the option group.

Remarks

In HTML 4.0 , all OPTGROUP elements must be specified directly within a SELECT element. Groups may not be nested.

You can add OPTGROUP elements only to a SELECT element located in the same window where the OPTGROUP elements are created.

This element is available in HTML as of Microsoft Internet Explorer 6.

This element is a block element.

This element requires a closing tag.

Example

The following example shows how to use the OPTGROUP element to create groups of items in a drop-down list box.

<SELECT>
    <OPTGROUP LABEL="Alkaline Metals">
        <OPTION>Lithium (Li)</OPTION>
        <OPTION>Sodium (Na)</OPTION>
        <OPTION>Potassium (K)</OPTION>
    </OPTGROUP>
    <OPTGROUP LABEL="Halogens">
        <OPTION>Fluorine (F)</OPTION>
        <OPTION>Chlorine (Cl)</OPTION>
        <OPTION>Bromine (Br)</OPTION>
    </OPTGROUP>        
</SELECT>

Standards Information

This object is defined in HTML 4.0 .