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 reflection api, Expertsmind brings you unique solution in java assign...

Expertsmind brings you unique solution in java assignments Reflection API Uses of Reflection with java assignment help Reflection is widely used by applications which

Write a function to draw backbone of the protein, Write a function drawCA(a...

Write a function drawCA(aname, coords) that uses the plot3 command to draw the C α backbone of the protein. When calling this function, you should pass in the aname and coords var

Selection structure, Name : Jaya Malathy IC No : 99011460923 Quiz 1 : 20....

Name : Jaya Malathy IC No : 99011460923 Quiz 1 : 20.5 Quiz 2 : 22.5 Quiz 3 40.5 Total marks = 83.5 Name IC No Quiz1 Quiz2 Quiz3 Grade --- ---- ---- ---- ---- ---- Jaya 990

Find the cookies expiring, Your program can be invoked with option: -d date...

Your program can be invoked with option: -d date, where date is entered in dd/mm/yyyy format. In this case, it must only print the following string: Found cookies expiring bef

Visual basic 2010, I have to create a calorie counter and I am totally lost...

I have to create a calorie counter and I am totally lost

Modularity, Modularity, Abstraction, and Modelling Whether proving a t...

Modularity, Abstraction, and Modelling Whether proving a theorem by creating up from lemmas to simple basic theorems to more accurate results, or designing a circuit by creati

Series solutions - higher order differential equations, The idea of this se...

The idea of this section is not to do anything new along with a series solution problem.  Instead this is here to exemplify that moving in a higher order differential equation does

Example of arithmetic involving matrices, Example- Arithmetic :  Given th...

Example- Arithmetic :  Given the subsequent two matrices, So calculate A-5B. Solution There isn't much to do now other than the work. We first multiplied

Fileless document and encryption(stegnography), code for using tree view co...

code for using tree view control and fill it with database using asp.net and language vb.net

Computer education , #question.what. is cai? Explain its pitfalls .o

#question.what. is cai? Explain its pitfalls .o

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