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Top Forums Shell Programming and Scripting !!EMERGENCY!! - GREP/CUT to array Post 302448026 by gc_sw on Wednesday 25th of August 2010 04:57:33 AM
Old 08-25-2010
Quote:
Originally Posted by Scrutinizer
By default awk separates using space characters so it will handle to TABs as well as space. To make it e.g. use TABs only you can use:
Code:
awk -F "\t" 'NR==5{print $4}' infile

likewise for . or ,
Code:
awk -F. 'NR==5{print $4}' infile
awk -F, 'NR==5{print $4}' infile

To use any number of space characters only (and not TABs):
Code:
awk -F" *" NR==5{print $4}' infile

thank you very much Sucritinizer. that's all I want. Smilie
 

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IGAWK(1)							 Utility Commands							  IGAWK(1)

NAME
igawk - gawk with include files SYNOPSIS
igawk [ all gawk options ] -f program-file [ -- ] file ... igawk [ all gawk options ] [ -- ] program-text file ... DESCRIPTION
Igawk is a simple shell script that adds the ability to have ``include files'' to gawk(1). AWK programs for igawk are the same as for gawk, except that, in addition, you may have lines like @include getopt.awk in your program to include the file getopt.awk from either the current directory or one of the other directories in the search path. OPTIONS
See gawk(1) for a full description of the AWK language and the options that gawk supports. EXAMPLES
cat << EOF > test.awk @include getopt.awk BEGIN { while (getopt(ARGC, ARGV, "am:q") != -1) ... } EOF igawk -f test.awk SEE ALSO
gawk(1) Effective AWK Programming, Edition 1.0, published by the Free Software Foundation, 1995. AUTHOR
Arnold Robbins (arnold@skeeve.com). Free Software Foundation Nov 3 1999 IGAWK(1)
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