extracting a set of strings from a text file Post: 302136984

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Help with extracting strings from a file

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Extracting text between two strings, first instance only

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Extracting text between two strings

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Extracting text between two strings, multiple instances

Hi experts, Ive got a text file which has the following text which will occur in this format at least one time: +=========================>> Some stuff that evreryone should knnow other stufsjdokajkajokajda aijhjajcdjajcisajcqsqdqwdqad <<=========================+ It is likely that...

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Extracting strings at various positions of text file

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LEARN ABOUT LINUX

comm

COMM(1) 							   User Commands							   COMM(1)

NAME

       comm - compare two sorted files line by line

SYNOPSIS

       comm [OPTION]... FILE1 FILE2

DESCRIPTION

       Compare sorted files FILE1 and FILE2 line by line.

       With  no  options,  produce three-column output.  Column one contains lines unique to FILE1, column two contains lines unique to FILE2, and
       column three contains lines common to both files.

       -1     suppress column 1 (lines unique to FILE1)

       -2     suppress column 2 (lines unique to FILE2)

       -3     suppress column 3 (lines that appear in both files)

       --check-order
	      check that the input is correctly sorted, even if all input lines are pairable

       --nocheck-order
	      do not check that the input is correctly sorted

       --output-delimiter=STR
	      separate columns with STR

       --help display this help and exit

       --version
	      output version information and exit

       Note, comparisons honor the rules specified by `LC_COLLATE'.

EXAMPLES

       comm -12 file1 file2
	      Print only lines present in both file1 and file2.

       comm -3
	      file1 file2  Print lines in file1 not in file2, and vice versa.

AUTHOR

       Written by Richard M. Stallman and David MacKenzie.

REPORTING BUGS

       Report comm bugs to bug-coreutils@gnu.org
       GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
       General help using GNU software: <http://www.gnu.org/gethelp/>
       Report comm translation bugs to <http://translationproject.org/team/>

COPYRIGHT

       Copyright (C) 2010 Free Software Foundation, Inc.  License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY, to the extent permitted by law.

SEE ALSO

       join(1), uniq(1)

       The full documentation for comm is maintained as a Texinfo manual.  If the info and comm programs are properly installed at your site,  the
       command

	      info coreutils 'comm invocation'

       should give you access to the complete manual.

GNU coreutils 8.5						   February 2011							   COMM(1)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Help with extracting strings from a file

Discussion started by: cmsdelhi

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Extracting data from text file based on configuration set in config file

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Extracting text between two strings, first instance only

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Extracting text between two strings

Discussion started by: JamesForeman