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Top Forums UNIX for Dummies Questions & Answers Tcsh command for assigning output of awk to variable Post 302901957 by violin on Friday 16th of May 2014 04:00:10 PM
Old 05-16-2014
Tcsh command for assigning output of awk to variable

Hi I have a text file with 2 values and I am trying to assign each value to a variable and then write those to text files.

So if the textfile is data.txt with 2 values x and y

I want to assign mean=x, and stdev=y and then write these out in text files alongwith the id ($id has already been set earlier on in a larger script).

say
Code:
 echo $mean $id > mean.$id.text
     echo $stdev $id > stdev.$id.text

later on I want to go through and concatenate all the mean values for all id's into 1 file and similarly create another one for stdev.
so far I tried this (after looking through various threads)---
Code:
        mean=$( awk '{ print $1}' data.txt)
	echo $mean $id  > mean.txt

doesn't work, says illegal variable name.



thanks for any help.

Moderator's Comments:
Mod Comment Please use code tags for all code and data

Last edited by vbe; 05-16-2014 at 05:15 PM.. Reason: code tags
 

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unix2dos(1)						      General Commands Manual						       unix2dos(1)

NAME
unix2dos - UNIX to DOS text file format converter SYNOPSYS
unix2dos [options] [-c convmode] [-o file ...] [-n infile outfile ...] Options: [-hkqV] [--help] [--keepdate] [--quiet] [--version] DESCRIPTION
This manual page documents unix2dos, the program that converts text files in UNIX format to DOS format. OPTIONS
The following options are available: -h --help Print online help. -k --keepdate Keep the date stamp of output file same as input file. -q --quiet Quiet mode. Suppress all warning and messages. -V --version Prints version information. -c --convmode convmode Sets conversion mode. Simulates unix2dos under SunOS. -o --oldfile file ... Old file mode. Convert the file and write output to it. The program default to run in this mode. Wildcard names may be used. -n --newfile infile outfile ... New file mode. Convert the infile and write output to outfile. File names must be given in pairs and wildcard names should NOT be used or you WILL lost your files. EXAMPLES
Get input from stdin and write output to stdout. unix2dos Convert and replace a.txt. Convert and replace b.txt. unix2dos a.txt b.txt unix2dos -o a.txt b.txt Convert and replace a.txt in ASCII conversion mode. Convert and replace b.txt in ISO conversion mode. unix2dos a.txt -c iso b.txt unix2dos -c ascii a.txt -c iso b.txt Convert and replace a.txt while keeping original date stamp. unix2dos -k a.txt unix2dos -k -o a.txt Convert a.txt and write to e.txt. unix2dos -n a.txt e.txt Convert a.txt and write to e.txt, keep date stamp of e.txt same as a.txt. unix2dos -k -n a.txt e.txt Convert and replace a.txt. Convert b.txt and write to e.txt. unix2dos a.txt -n b.txt e.txt unix2dos -o a.txt -n b.txt e.txt Convert c.txt and write to e.txt. Convert and replace a.txt. Convert and replace b.txt. Convert d.txt and write to f.txt. unix2dos -n c.txt e.txt -o a.txt b.txt -n d.txt f.txt DIAGNOSTICS
BUGS
The program does not work properly under MSDOS in stdio processing mode. If you know why is that so, please tell me. AUTHOR
Benjamin Lin - ( blin@socs.uts.edu.au ) MISCELLANY
Tested environment: Linux 1.2.0 with GNU C 2.5.8 SunOS 4.1.3 with GNU C 2.6.3 MS-DOS 6.20 with Borland C++ 4.02 Suggestions and bug reports are welcome. SEE ALSO
dos2unix(1) 1995.03.31 unix2dos v2.2 unix2dos(1)
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