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Full Discussion: Comparing strings with sed
Top Forums Shell Programming and Scripting Comparing strings with sed Post 302447314 by konsolebox on Sunday 22nd of August 2010 11:51:21 AM
Old 08-22-2010
Quote:
Originally Posted by ygemici
with spaces and tabs
Code:
sed '/\(.*\)[[:blank:]]\+\1$/{ s/.*/same/; b; }; s/.*/not-same/;' file

 

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VIEWPERL(1)							   User Commands						       VIEWPERL(1)

NAME
viewperl - quickly view syntax highlighted Perl code SYNOPSIS
viewperl [OPTION]... FILE... DESCRIPTION
View a Perl source code file, syntax highlighted. -c, --code=CODE view CODE, syntax highlighted -l, --lines display line numbers -L, --no-lines supress display of line numbers (default) -m, --module=FILE consider FILE the name of a module, not a file name -n, --name display the name of each file (default) -N, --no-name supress display of file names (implied by --no-reset) -p, --pod display inline POD documentation (default) -P, --no-pod hide POD documentation (line numbers still increment) -r, --reset reset formatting and line numbers each file (default) -R, --no-reset supress resetting of formatting and line numbers -s, --shift=WIDTH set tab width (default is 4) -t, --tabs translate tabs into spaces (default) -T, --no-tabs supress translating of tabs into spaces --help display this help and exit Note that module names should be given as they would appear after a Perl `use' or `require' statement. `Getopt::Long', for example. Each string given using -c is considered a different file, so line number and formatting resets will apply. View a Perl source code file, syntax highlighted. -c, --code=CODE view CODE, syntax highlighted -l, --lines display line numbers -L, --no-lines supress display of line numbers (default) -m, --module=FILE consider FILE the name of a module, not a file name -n, --name display the name of each file (default) -N, --no-name supress display of file names (implied by --no-reset) -p, --pod display inline POD documentation (default) -P, --no-pod hide POD documentation (line numbers still increment) -r, --reset reset formatting and line numbers each file (default) -R, --no-reset supress resetting of formatting and line numbers -s, --shift=WIDTH set tab width (default is 4) -t, --tabs translate tabs into spaces (default) -T, --no-tabs supress translating of tabs into spaces --help display this help and exit Note that module names should be given as they would appear after a Perl `use' or `require' statement. `Getopt::Long', for example. Each string given using -c is considered a different file, so line number and formatting resets will apply. viewperl August 2007 VIEWPERL(1)
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