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Write a shell program to exchange the values of two variables

Posted By: Bren Fischer     Category: Unix / Linux / Ubuntu     Views: 5341

Write a shell program to exchange the values of two
variables.

Code for Write a shell program to exchange the values of two variables in Unix / Linux / Ubuntu

echo Enter valuefor a:
read a
echo Enter valuefor b:
read b
clear
echo Values of variables before swaping
echo A=$a
echo B=$b
echo Values of variables after swaping
a=`expr $a + $b`
b=`expr $a - $b`
a=`expr $a - $b`
echo A=$a
echo B=$b
  
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Bren Fischer
Bren Fischer author of Write a shell program to exchange the values of two variables is from Frankfurt, Germany.
 
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