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Shell Programming and Scripting
perl: comparision of field line by line in two files
Post 302636499 by Klashxx on Monday 7th of May 2012 01:21:17 PM
05-07-2012
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1. Shell Programming and Scripting
i have two files and i want to compare these two
it shoud print those lines which are not in 2nd file
a.txt
1236,AB,0
2345,CD,1
5679,EF,1
9123,AA,1
9223,AA,0
b.txt
1234,AB,0
2345,CD,1
5678,EF,1
9123,AA,0
o/p
1236,AB,0
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IM2345638,sherfvf,usha,30
IM384940374,deiufbd,usha,30
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0,dhejdncbfd,us,20
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LEARN ABOUT X11R4
line
line(1) User Commands line(1) NAME
line - read one line SYNOPSIS
line DESCRIPTION
The line utility copies one line (up to and including a new-line) from the standard input and writes it on the standard output. It returns an exit status of 1 on EOF and always prints at least a new-line. It is often used within shell files to read from the user's terminal. EXIT STATUS
Exit status is: 0 Successful completion >0 End-of-file on input. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Availability |SUNWcsu | +-----------------------------+-----------------------------+ SEE ALSO
sh(1), read(2), attributes(5) SunOS 5.10 1 Feb 1995 line(1)