Did you read the man pages for awk?
The record number (usually the line number) is NR. Also because the main code is a loop, you can simply increment an own counter variable.
we need to capture a record from a file in to a variable and do modifications to it .. so capturing line by line in a file in to some variable (2 Replies)
Hi guys,
i have a big file with the following format.This includes header(H),detail(D) and trailer(T) information in the file.My problem is i have to search for the character "6h" at 14 th and 15 th position in all the records .if it is there i have to write all those records into a... (1 Reply)
The Sed/Grep command is really confusing me. I know I'm missing something that should be really easy to fix. My program displays multiple names after I ask it to display only one, How do I get it to do only one??
it looks like this:
Please enter a name to display?
>> John
(A list then... (9 Replies)
I have a txt file with below data (textfile1.txt)
select col1, col2 from Schema_Name.Table_Name1
select * from Schema_Name.Table_Name2
select col1, col2, col3 from Schema_Name.Table_Name3
select col1 from Schema_Name.Table_Name4
My output should look like
Table_Name1
Table_Name2... (5 Replies)
This is my file
-------------
Using index 8 for dump of table abd_det. (6101)
Dumped 0 records. (13932)
Using index 10 for dump of table abscc_det. (6101)
Dumped 0 records. (13932)
Using index 14 for dump of table absc_det. (6101)
Dumped 254365 records. (13932)
Using index 16 for dump of... (10 Replies)
I am trying to omit the trailer record in a variable width file
I tried using awk 'NR >1 { print prev } { prev = $0 }' filename
The above command is giving output but somehow it is trimming columns from the record. For example if my record has columns A,B,C,D
The awk gives output as A,B,C
... (4 Replies)
Hi,
I have a .dat file with contents like the below:
Input file
============SEQ NO-1: COLUMN1==========
9835619
7152815
============SEQ NO-2: COLUMN2 ==========
7615348
7015548
9373086
============SEQ NO-3: COLUMN3===========
9373086
Expected Output: (I just... (1 Reply)
Hi Everyone,
I am looking for awk command to retrieve only the record number 23 and record number 89 from a unix file? Please let me know what is the awk command for this?
Regards
Rakesh (1 Reply)
I have requirement to search for a text in the file and retrieve required lines that is user defined with unix command.
Eg:
Find the text UNIX in the below file and need to return Test 8 & Test 9
Test 1
Test 2
Test 3
Test 4
UNIX
Test 5
Test 6
Test 7
Test 8
Test 9
Result can... (8 Replies)
Discussion started by: Arunkumarsak4
8 Replies
LEARN ABOUT CENTOS
tzselect
TZSELECT(8) Linux System Administration TZSELECT(8)NAME
tzselect - select a timezone
SYNOPSIS
tzselect
DESCRIPTION
The tzselect program asks the user for information about the current location, and outputs the resulting timezone description to standard
output. The output is suitable as a value for the TZ environment variable.
All interaction with the user is done via standard input and standard error.
EXIT STATUS
The exit status is zero if a timezone was successfully obtained from the user, nonzero otherwise.
ENVIRONMENT
AWK Name of a Posix-compliant awk program (default: awk).
TZDIR Name of the directory containing timezone data files (default: /usr/share/zoneinfo).
FILES
TZDIR/iso3166.tab
Table of ISO 3166 2-letter country codes and country names.
TZDIR/zone.tab
Table of country codes, latitude and longitude, TZ values, and descriptive comments.
TZDIR/TZ
Time zone data file for timezone TZ.
SEE ALSO tzfile(5), zdump(8), zic(8)COLOPHON
This page is part of release 3.53 of the Linux man-pages project. A description of the project, and information about reporting bugs, can
be found at http://www.kernel.org/doc/man-pages/.
2007-05-18 TZSELECT(8)