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Diffstat (limited to 'doc/gawk.texi')
| -rw-r--r-- | doc/gawk.texi | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/doc/gawk.texi b/doc/gawk.texi index 24879b78..a9ae048a 100644 --- a/doc/gawk.texi +++ b/doc/gawk.texi @@ -26,7 +26,7 @@ @c applies to and all the info about who's publishing this edition @c These apply across the board. -@set UPDATE-MONTH December, 2013 +@set UPDATE-MONTH January, 2014 @set VERSION 4.1 @set PATCHLEVEL 0 @@ -153,7 +153,8 @@ Some comments on the layout for TeX. @copying Copyright @copyright{} 1989, 1991, 1992, 1993, 1996, 1997, 1998, 1999, -2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009, 2010, 2011, 2012, 2013 +2000, 2001, 2002, 2003, 2004, 2005, 2007, 2009, 2010, 2011, 2012, 2013, +2014 Free Software Foundation, Inc. @sp 2 @@ -401,6 +402,7 @@ particular records in a file and perform operations upon them. field. * Command Line Field Separator:: Setting @code{FS} from the command-line. +* Full Line Fields:: Making the full line be a single field. * Field Splitting Summary:: Some final points and a summary table. * Constant Size:: Reading constant width data. * Splitting By Content:: Defining Fields By Content @@ -6306,6 +6308,7 @@ with a statement such as @samp{$1 = $1}, as described earlier. * Regexp Field Splitting:: Using regexps as the field separator. * Single Character Fields:: Making each character a separate field. * Command Line Field Separator:: Setting @code{FS} from the command-line. +* Full Line Fields:: Making the full line be a single field. * Field Splitting Summary:: Some final points and a summary table. @end menu @@ -6674,6 +6677,21 @@ the entries for users who have no password: awk -F: '$2 == ""' /etc/passwd @end example +@node Full Line Fields +@subsection Making The Full Line Be A Single Field + +Occasionally, it's useful to treat the whole input line as a +single field. This can be done easily and portably simply by +setting @code{FS} to @code{"\n"} (a newline).@footnote{Thanks to +Andrew Schorr for this tip.} + +@example +awk -F'\n' '@var{program}' @var{files @dots{}} +@end example + +@noindent +When you do this, @code{$1} is the same as @code{$0}. + @node Field Splitting Summary @subsection Field-Splitting Summary |