args on output.
Args is usually one or more fields,
but may also be one or more of the predefined variables. Literal
strings must be quoted. Fields are
printed in the order they are listed. If separated by commas in the
argument list, they are separated in the output by the character
specified by OFS. If separated by spaces, they are
concatenated in the output.
destination is a UNIX redirection or
pipe expression (e.g., >
file) that redirects the