How to extract field from variable more efective Post: 302159931

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1. Shell Programming and Scripting

need to extract field of characters in a line

Hello, Below is my input file's content ( in HP-UX platform ): ABCD120672-B21 1 ABCD142257-002 1 ABCD142257-003 1 ABCD142257-006 1 From the above, I just want to get the field of 13 characters that comes after 'ABCD' i.e '120672-B21'... . Could you please let me know the shell script...

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extract a field by logic

below are the contents of file 'tmp.out': 2|34|534| 1|355|54| 1|443|34| 3|43|768| 3|7|887| 1|9|990| How do I extract the 2nd and 3rd columns of file 'tmp.out' only when the first column equals '1'. Note that this file will be huge; atleast 5million+ rows, so I want to avoid looping...

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how to extract last occurence of the field

path = /first/second/third/fourth. i want to extract /first/second/third from path.my program something like this .... path=/first/second/third/fourth noc=`echo $path|tr '/' '\n'|wc -w` var='echo $noc|cut -d'/' -f 1-$noc --> is giving error. why $noc is not working here.any other...

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Extract third field of third line

Hi, how do I extract the third field of the first line? I know how to get the first line or the third field of a file, but I can't get the single entry. awk 'NR==1' file.txt awk '{print $3}' file.txt Please tell me how to combine these. And how do I set this value into a variable? ...

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Extract a certain field from a CSV?

EDIT: This problem has been solved thanks to the help of scottn. Okay, so I have a CSV. Let's say it has the following entries in it: Jackie Chan,1954,M Chuck Norris,1930,M Bruce Lee,1940,M How would I, for example, extract the gender out of a certain person, maybe based on the year of...

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So I want to put a line at the end of my script which greps for keywords from syslog.log that outputs the following after it is done: "This file was last modified on (thisdate)" I know I can use the following to get the date: rtidsvb(izivanov):/home/izivanov> ll /var/adm/syslog/syslog.log ...

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Field extract w/o - and adding formats

I have a txt file like below: Accession Orderable Unique ID Subject ID Timepoint Colletion Date/Time 12-170-0185 Glucose 1756487 1 D-07_H00.03 18-JUN-2012 06:03:00 12-170-0185 Insulin 1756487 1 D-07_H00.03 18-JUN-2012 06:03:00 12-170-0200 Glucose 1756487 1 D-07_H00.05...

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Extract lines whose third field is 0

Hi, I have a file with colon separated values like below. How can i get those lines whose third field is 0 (zero). In the below example, lines starting with stapler and tempo has its third field as 0 $ cat list.txt galaxy:b:5:world stapler:a:0:hello abc:a:4:stomper kepler:uic:5:jam...

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Ps output field extract

This is the output from ps -ef cmd . I have to extract the fourth (C) and the seventh (TIME) field root 3932344 3801216 Apr 08 - 0:00 /usr/sbin/rsct/bin/ERrmd root 3997836 1 0 Apr 08 - 0:00 /usr/sbin/uprintfd root 4128894 3801216 0 Apr 08 - 0:09...

LEARN ABOUT NETBSD

urlphy

URL(4)							   BSD Kernel Interfaces Manual 						    URL(4)

NAME

     url -- Realtek RTL8150L USB Ethernet driver

SYNOPSIS

     url*    at uhub?
     urlphy* at mii?

DESCRIPTION

     The url driver provides support for USB Ethernet adapters based on the Realtek RTL8150L USB-ether bridge chip.

     The url driver supports the following adapters:

	   CompUSA USBKR100
	   GreenHouse GH-USB100B
	   Melco Inc. LUA-KTX
	   Sitecom LN013

     For more information on configuring this device, see ifconfig(8).

DIAGNOSTICS

     url%d: watchdog timeout  A packet was queued for transmission and a transmit command was issued, however the device failed to acknowledge the
     transmission before a timeout expired.

     url%d: no memory for rx list  The driver failed to allocate an mbuf for the receiver ring.

SEE ALSO

     arp(4), mii(4), netintro(4), usb(4), ifconfig(8)

HISTORY

     The url device driver first appeared in NetBSD 1.6.

AUTHORS

     The url driver was written by Shingo WATANABE <nabe@nabechan.org>.

BSD
								September 18, 2006							       BSD

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

need to extract field of characters in a line

Discussion started by: jansat

2. UNIX for Dummies Questions & Answers

extract a field by logic

Discussion started by: ChicagoBlues

3. Shell Programming and Scripting

how to extract last occurence of the field

Discussion started by: kcp_pavan

4. UNIX Desktop Questions & Answers

Extract third field of third line

Discussion started by: etownbetty