ac7
Word Designators
The zero’th word. For many applications, this is the command word.
The n’th word.
The first argument. that is, word 1.
The last argument.
The word matched by the most recent ?string? search.
A range of words; -y abbreviates 0-y.
All of the words, excepting the zero’th. This is a synonym for 1-$. It is not an error to use * if there is just one word in the event. The empty string is returned in that
case.