Shell script delete all lines from file contains word mca, Programming Languages

Assignment Help:

 Delete all such lines from a file that contains the word “MCA”.

 

echo -e "Enter the pattern : \c"

read ptrn

cnt=0

for i in `ls -1`

do

 if [ -f $i ]

 then

  l=`grep -E $ptrn $i|wc -l`

  if [ $l -gt 0 ]

  then

   rm $i

   echo "$i is deleted....."

   fi

 fi

done

 

Output

Enter the pattern : mca

temp.sh is deleted.....


Related Discussions:- Shell script delete all lines from file contains word mca

Java, Write a program that repeatedly prompts for and reads a positive inte...

Write a program that repeatedly prompts for and reads a positive integer value n and then calculates and displays the nth Fibonacci number

Kinect help, My kinect hand cursor only works for main menu but when it go...

My kinect hand cursor only works for main menu but when it goes to another page it wouldn''t work.. especially when there is for camera feed

Calculate the appropriate weight for each query term, 1-Create ir3.py based...

1-Create ir3.py based on ir2.py 2-Repeatedly prompt the user for a query (if they enter "q", then quit) 3-Find the terms in the query, and calculate the appropriate weight fo

We are looking for on-call developers, Pre-order integration on Shopify sto...

Pre-order integration on Shopify store We are looking for on-call developers who can integrate Celery on client Shopify stores. Requirements a) Contented editing Shopify them

What is the switch statement, What is the switch Statement? This is a dif...

What is the switch Statement? This is a different form of the multi way decision that It is well structured, but can only be used in certain cases where: 1. Here, Only one var

Shell script to remove colons from a colon–separated record, Normal 0 ...

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4

Animals, Let us say we have a list of 10 animal objects called "animals" in...

Let us say we have a list of 10 animal objects called "animals" in Alice. Write the code to move them forward synchronously by 1 meter.

Define remote procedure call, Problem: (i) Define Remote Procedure Cal...

Problem: (i) Define Remote Procedure Call (RPC). (ii) Explain with diagram how RPC works? (iii) A remote procedure is uniquely defined by (a) Program number. (b)

Controlling stepper motor through rtlinux, In this project, we have measure...

In this project, we have measured and compared the performance given by RTLinux, which is real time system with non-real time Linux operating system. Also, we have measured the

program that uses a hash structure, Write a Perl program that uses a hash ...

Write a Perl program that uses a hash structure. The program should use a larger number of operations (100 or more) on this hash. To do that, use a random number generator to creat

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd