<vrmlist>
A version metadata list is a grouping of one or
    more <vrm> elements that specify information
    about the version, release, and modification levels of a
    product.
Content model
Contained by
One or more <vrm>
Contained by
Inheritance
- topic/vrmlist
The <vrmlist> element is a base element type. It is defined in the topic module.
Attributes
The following attributes are available on this element: universal attributes.
The following attributes are available on this element: universal attributes.
Example
This section is non-normative.
The following code sample shows the version numbers that are associated with Widge-o-matic product:
<prolog>
    <metadata>
        <prodinfo>
            <prodname>Widge-o-matic</prodname>
            <vrmlist>
                <vrm version="1" release="2" modification="0"/>
                <vrm version="1" release="2" modification="1"/>
            </vrmlist>
        </prodinfo>
    </metadata>
</prolog>
This indicates that the topic covers Version 1, release 2, modification levels 0 and 1 (often expressed as version 1.2.0 and 1.2.1).