| revtwoway(3am) - phpMan
REVTWOWAY(3am) GNU Awk Extension Modules REVTWOWAY(3am)
NAME
revtwoway - Reverse strings sample two-way processor extension
SYNOPSIS
@load "revtwoway"
BEGIN {
cmd = "/magic/mirror"
print "hello, world" |& cmd
cmd |& getline result
print result
close(cmd)
}
DESCRIPTION
The revtwoway extension adds a simple two-way processor that reverses the characters in
each line sent to it for reading back by the AWK program. It's main purpose is to show
how to write a two-way extension, although it may also be mildy amusing.
SEE ALSO
GAWK: Effective AWK Programming, filefuncs(3am), fnmatch(3am), fork(3am), inplace(3am),
ordchr(3am), readdir(3am), readfile(3am), revoutput(3am), rwarray(3am), time(3am).
AUTHOR
Arnold Robbins, arnold AT skeeve.com.
COPYING PERMISSIONS
Copyright © 2012, 2013, Free Software Foundation, Inc.
Permission is granted to make and distribute verbatim copies of this manual page provided
the copyright notice and this permission notice are preserved on all copies.
Permission is granted to copy and distribute modified versions of this manual page under
the conditions for verbatim copying, provided that the entire resulting derived work is
distributed under the terms of a permission notice identical to this one.
Permission is granted to copy and distribute translations of this manual page into another
language, under the above conditions for modified versions, except that this permission
notice may be stated in a translation approved by the Foundation.
Free Software Foundation Jan 15 2013 REVTWOWAY(3am)
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