<dd>Commands with a dot need a char argument afterwards.
<dt>key<:= $sign{motion} :>
<dd>Requires a motion afterwards, operates between cursor and destination.
- <dt class="vim">vim
+ <dt class="ext vim6">vim
<dd>Not in original Vi (assessment incomplete).
- <dt class="vim7">vim7
+ <dt class="ext new vim7">vim7
<dd>New in vim version 7.x.
</dl>