Sample Scripts

Script using if

 #!/bin/bash
echo -e "This program adds entries to a family database file . \n"
echo -e "Would you like to add an entry to the family database file? \n"
read ANSWER1
if [ $ANSWER1 = "y" -o $ANSWER1 = "Y" ]
then
echo -e "Please enter the name of the family member --> \c"
read NAME
echo -e "Please enter the family menber's relation to you (i.e. mother) -->\c"
read RELATION
echo -e "Please enter the family member's telephone number -->\c"
read PHONE
echo -e "$NAME\t$RELATION\t$PHONE">>database
fi
echo -e "Would you like to search an entry in the family databae file?\n"
read ANSWER2
if [ $ANSWER2="y" -o $ANSWER2="Y" ]
then
echo -e "What word would you like to look for? -->\c"
read WORD
grep "$WORD" database
fi

Script using CASE

#!/bin/bash
while true
do
clear
echo -e "What would you like to do?
Add and entry (a)
Search an entry (s)
Quit (q)
Enter your choice (a/s/q)-->\c"
read ANSWER
case $ANSWER in
a|A) echo -e "Please enter the name of the family member -->\c"
read NAME
echo -e "Please enter the family member's relation to you (i.e. mother) -->\c"
read RELATION
echo -e "Please enter the family member's telephone number -->\c"
read PHONE
echo -e "$NAME\t$RELATION\t$PHONE" >>database
;;
s|S) echo -e "What word would you like to look for?-->\c"
read WORD
grep "$WORD" database
sleep 4
;;
q|Q) exit
;;
*) echo "You must enter either the letter a or s"
sleep 4
;;
esac
done

While Loop

#!/bin/bash
index=1
while [ $index -lt 6 ]
do
echo "hello ${index}"
((index++))
done