|Perl Language Reference Manual|
by Larry Wall and others
Paperback (6"x9"), 724 pages
RRP £29.95 ($39.95)
Sales of this book support The Perl Foundation! Get a printed copy>>>
This is an internal function used by
formats, though you may call it,
too. It formats (see 17) a list of values according to the
contents of PICTURE, placing the output into the format output
$ACCUMULATOR in English).
Eventually, when a
write is done, the contents of
$^A are written to some filehandle. You could also read
and then set
$^A back to
"". Note that a format typically
formline per line of form, but the
formline function itself
doesn't care how many newlines are embedded in the PICTURE. This means
~~ tokens treat the entire PICTURE as a single line.
You may therefore need to use multiple formlines to implement a single
record format, just like the
Be careful if you put double quotes around the picture, because an
character may be taken to mean the beginning of an array name.
formline always returns true. See 17 for other examples.
|ISBN 9781906966027||Perl Language Reference Manual||See the print edition|