Write a shell script to determine whether the given word begins with lower case or uppercase letter check whether it is three character word or whether it is starting with a special character
Accept Input from User as Word then using Switch case we can find out given Word in lower case or uppercase , whether it contain Special character or Its Three character
#Program for Checking Lower or Upper Case
#Program from Nullpointer.in
echo "Enter a String"
case $str in
??? && [a-z]*)
echo "String is of 3 Character And in lower case"
echo "Given String is lower Case"
echo "Given String is Upper Case"
echo "Given String Start with Special Character"
echo "Wrong input....!!!"