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| author | Arnold D. Robbins <arnold@skeeve.com> | 2021-04-06 15:25:28 +0300 |
|---|---|---|
| committer | Arnold D. Robbins <arnold@skeeve.com> | 2021-04-06 15:25:28 +0300 |
| commit | 1453c73c5c71d92aad0e2412f8098cf667ff4200 (patch) | |
| tree | acfb82b5dc416fd9b4ac4ab74ed5a3597d9e3ee4 | |
| parent | 4ee6a6599fede9edeab525813d834a5f9d241391 (diff) | |
| download | gawk-1453c73c5c71d92aad0e2412f8098cf667ff4200.tar.gz | |
Update man page for bool.
| -rw-r--r-- | doc/ChangeLog | 1 | ||||
| -rw-r--r-- | doc/gawk.1 | 16 |
2 files changed, 14 insertions, 3 deletions
diff --git a/doc/ChangeLog b/doc/ChangeLog index d73a864b..9cf4aa3f 100644 --- a/doc/ChangeLog +++ b/doc/ChangeLog @@ -1,6 +1,7 @@ 2021-04-06 Arnold D. Robbins <arnold@skeeve.com> * gawktexi.in: Finish documenting bool features. + * gawk.1: Add minimal documentation on bool. 2021-04-04 Arnold D. Robbins <arnold@skeeve.com> @@ -13,7 +13,7 @@ . if \w'\(rq' .ds rq "\(rq . \} .\} -.TH GAWK 1 "Aug 31 2020" "Free Software Foundation" "Utility Commands" +.TH GAWK 1 "Apr 6 2021" "Free Software Foundation" "Utility Commands" .SH NAME gawk \- pattern scanning and processing language .SH SYNOPSIS @@ -3480,6 +3480,16 @@ in \*(EP. You must also supply a text domain. Use .B TEXTDOMAIN if you want to use the current domain. +.SS Boolean Valued Functions +You can create special Boolean-typed values; see the manual for how +they work and why they exist. +.TP +.BI bool( expression\^ ) +Based on the boolean value of +.I expression +return either a true value or a false value. +True values have numeric value one and string value \fB"TRUE"\fR. +False values have numeric value zero and string value \fB"False"\fR. .SH USER-DEFINED FUNCTIONS Functions in \*(AK are defined as follows: .PP @@ -3700,7 +3710,7 @@ accommodate applications that depended upon the old behavior. (This feature was agreed upon by both the Bell Laboratories developers and the \*(GN developers.) .PP -When processing arguments, +When procesiing arguments, .I gawk uses the special option \*(lq\-\^\-\*(rq to signal the end of arguments. @@ -4265,7 +4275,7 @@ We thank him. .SH COPYING PERMISSIONS Copyright \(co 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004, 2005, 2007, 2009, -2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, +2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, Free Software Foundation, Inc. .PP Permission is granted to make and distribute verbatim copies of |