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Top Forums Programming Replace one space with nothing Post 302500232 by kurumi on Monday 28th of February 2011 02:51:39 AM
Old 02-28-2011
Code:
$ echo "d o g   e v o l" | ruby -e 'print gets.gsub(/\b \b/,"").gsub(/  +/," ")'
dog evol

 

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racc(1) 						      General Commands Manual							   racc(1)

NAME
racc - Ruby LALR parser generator SYNOPSIS
racc [options] file DESCRIPTION
Racc is a LALR(1) parser generator. It is written in Ruby itself, and generates Ruby program. OPTIONS
-g, --debug output parser for user level debugging. -o, --output-file <outfile> file name of output. [<fname>.tab.rb] -e, --executable <rubypath> insert #! line in output. ('ruby' to default) -E, --embedded output file which don't need runtime. -l, --no-line-convert never convert line numbers. (for ruby<=1.4.3) -c, --line-convert-all convert line numbers also header and footer. -a, --no-omit-actions never omit actions. -v, --verbose create <filename>.output file. -O, --log-file <fname> file name of verbose output. [<fname>.output] -C, --check-only syntax check only. -S, --output-status output status time to time. --no-extentions run without any ruby extentions. -h, --help print this message and quit. --version print version and quit. --runtime-version print runtime version and quit. --copyright print copyright and quit. SEE ALSO
/usr/share/doc/racc/html.en/index.html (English) or /usr/share/doc/racc/html.ja/index.html (Japanese). April 2005 racc(1)
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