Login or Register to Ask a Question and Join Our Community

Sponsored Content
Full Discussion: simplify the script, check field match to value in a file
Top Forums Shell Programming and Scripting simplify the script, check field match to value in a file Post 302424316 by pludi on Tuesday 25th of May 2010 02:59:42 AM
Old 05-25-2010
If I understand you correctly, you only want the lines where the second field contains certain strings?
Code:
awk '$2~/a|cc/' 1.txt
perl -ane 'print if $F[1]=~/a|cc/' 1.txt

This User Gave Thanks to pludi For This Post:
jimmy_y
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Script to Match first field of two Files and print

Hi, I want to get script or command in Sun Unix which matches first fields of both the files and print the feilds of one files, example may make it more clear. InputFile1 ================== Alex,1,fgh Menthos,45454,toto Gothica,855,ee Zenie4,77,gg Salvatore,66,oo Dhin,1234,papapa... (3 Replies)
Discussion started by: indian.ace
3 Replies

2. Shell Programming and Scripting

AWK: Pattern match between 2 files, then compare a field in file1 as > or < field in file2

First, thanks for the help in previous posts... couldn't have gotten where I am now without it! So here is what I have, I use AWK to match $1 and $2 as 1 string in file1 to $1 and $2 as 1 string in file2. Now I'm wondering if I can extend this AWK command to incorporate the following: If $1... (4 Replies)
Discussion started by: right_coaster
4 Replies

3. UNIX for Dummies Questions & Answers

Help with AWK - Compare a field in a file to lookup file and substitute if only a match

I have the below 2 files: 1) Third field from file1.txt should be compared to the first field of lookup.txt. 2) If match found then third field, file1.txt should be substituted with the second field from lookup.txt. 3)Else just print the line from file1.txt. File1.txt:... (4 Replies)
Discussion started by: venalla_shine
4 Replies

4. Shell Programming and Scripting

Command/script to match a field and print the next field of each line in a file.

Hello, I have a text file in the below format: Source Destination State Lag Status CQA02W2K12pl:D:\CAQA ... (10 Replies)
Discussion started by: pocodot
10 Replies

5. Shell Programming and Scripting

awk to update field file based on match

If $1 in file1 matches $2 in file2. Then the value in $2 of file2 is updated to $1"."$2 of file2. The awk seems to only match the two files but not update. Thank you :). awk awk 'NR==FNR{A ; next} $1 in A { $2 = a }1' file1 file2 file1 name version NM_000593 5 NM_001257406... (3 Replies)
Discussion started by: cmccabe
3 Replies

6. Shell Programming and Scripting

awk to match field between two files and use conditions on match

I am trying to look for $2 of file1 (skipping the header) in $2 of file2 (skipping the header) and if they match and the value in $10 is > 30 and $11 is > 49, then print the line from file1 to a output file. If no match is foung the line is not printed. Both the input and output are tab-delimited.... (3 Replies)
Discussion started by: cmccabe
3 Replies

7. Shell Programming and Scripting

awk to update field in file based of match in another

I am trying to use awk to match two files that are tab-delimited. When a match is found between file1 $1 and file2 $4, $4 in file2 is updated using the $2 value in file1. If no match is found then the next line is processed. Thank you :). file1 uc001bwr.3 ADC uc001bws.3 ADC... (4 Replies)
Discussion started by: cmccabe
4 Replies

8. Shell Programming and Scripting

Get output of multiple pattern match from first field to a file

Hi All, Greetings! I have a file of 40000+ lines with different entries, I need matching entries filterd out to their files based on first filed pattern for the matching : For example: All server1 entries (in field1) to come together with its path in 2nd field. The best output I want... (9 Replies)
Discussion started by: rveri
9 Replies

9. Shell Programming and Scripting

Perl to update field in file based of match to another file

In the perl below I am trying to set/update the value of $14 (last field) in file2, using the matching NM_ in $12 or $9 in file2 with the NM_ in $2 of file1. The lengths of $9 and $12 can be variable but what is consistent is the start pattern will always be NM_ and the end pattern is always ;... (4 Replies)
Discussion started by: cmccabe
4 Replies

10. Shell Programming and Scripting

Script to check field value from a file records

I need a script to check the records in a file , if any value match transfer the record in error.txt file. 1- If any of the any field value is NULL(nothing in this field) Record1|Record2|Record3|Record4|Record5|DATE1|DATE2 Example: 11111111|22222222|NULL|12|444|27042018|27042018... (8 Replies)
Discussion started by: vivekn
8 Replies

LEARN ABOUT REDHAT

mac2unix

dos2unix(1)						      General Commands Manual						       dos2unix(1)

NAME

       dos2unix - DOS/MAC to UNIX text file format converter

SYNOPSYS

       dos2unix [options] [-c convmode] [-o file ...] [-n infile outfile ...]

       Options:

       [-hkqV] [--help] [--keepdate] [--quiet] [--version]

DESCRIPTION

       This manual page documents dos2unix, the program that converts plain text files in DOS/MAC format to UNIX 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 dos2unix 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.

	      dos2unix

       Convert and replace a.txt. Convert and replace b.txt.

	      dos2unix a.txt b.txt

	      dos2unix -o a.txt b.txt

       Convert and replace a.txt in ASCII conversion mode.  Convert and replace b.txt in ISO conversion mode.  Convert	c.txt  from  Mac  to  Unix
       ascii format.

	      dos2unix a.txt -c iso b.txt

	      dos2unix -c ascii a.txt -c iso b.txt

	      dos2unix -c mac a.txt b.txt

       Convert and replace a.txt while keeping original date stamp.

	      dos2unix -k a.txt

	      dos2unix -k -o a.txt

       Convert a.txt and write to e.txt.

	      dos2unix -n a.txt e.txt

       Convert a.txt and write to e.txt, keep date stamp of e.txt same as a.txt.

	      dos2unix -k -n a.txt e.txt

       Convert and replace a.txt. Convert b.txt and write to e.txt.

	      dos2unix a.txt -n b.txt e.txt

	      dos2unix -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.

	      dos2unix -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.

AUTHORS

       Benjamin Lin - <blin@socs.uts.edu.au>

       Bernd Johannes Wuebben (mac2unix mode) <wuebben@kde.org>

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

       unix2dos(1) mac2unix(1)

1995.03.31							   dos2unix v3.0						       dos2unix(1)
All times are GMT -4. The time now is 01:46 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy