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

Variation of parameter, VARIATION OF PARAMETERS - HIGHER ORDER DIFFEREN...

VARIATION OF PARAMETERS - HIGHER ORDER DIFFERENTIAL EQUATIONS We now require taking a look at the second method of finding a particular solution to a differential equation

Use loop invariant to prove the working of the program, 1.  Use mathematica...

1.  Use mathematical induction to prove Whenever n is a positive integer. 2.  Use loop invariant to prove that the program for computing the sum of 1,...,n is correct.

Miranda, Hi, Can you do exercises: D2, D3, D4, and D5 on page 230 of the fo...

Hi, Can you do exercises: D2, D3, D4, and D5 on page 230 of the following book: http://www.daimi.au.dk/~bra8130/Wiley_book/wiley.html . The book can be downloaded for free from t

Special matrices, Special Matrices There are some "special" matrices o...

Special Matrices There are some "special" matrices out there which we may use on occasion. The square matrix is the first special matrix.  A square matrix is any matrix that s

Understanding the html document object model, At the core of DHTML is the D...

At the core of DHTML is the Document Object Model, or DOM, which represents the HTML or XML of a Web page that is displayed in a browser. The Document Object Model that represents

Flowchart and Pseudocode using Control Breaks, Shemrock Inc. is a brake pad...

Shemrock Inc. is a brake pad manufacturing company. This company uses raw materials, such as carbon powder, iron, ash, and resin. It wants to develop an inventory management system

Java source code classes and objects, Design and implement a stringed music...

Design and implement a stringed musical instrument class using the following guidelines: a. Data fields for your instrument should include number of strings, an array of stri

Develop a windows forms application, Develop a Windows Forms Application by...

Develop a Windows Forms Application by creating a new project named "xxxxxxxx" in a new folder named "xxxxxxxxas3" where xxxxxxxx is your student id. You should delete file(s) with

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