用shell脚本编写的一个通讯录

　　如题，下面是一个用linux shell脚本编写的通讯录，已实现了“增、删、查”功能，“改”功能比较复杂，待续~~

 1 #!/dev/bash
 2 
 3 # Name of address book
 4 BOOK="address-book.txt"
 5 
 6 exit=0
 7 
 8 add() {
 9     # Ask the user for a name and assign to a variable
10     echo -n "Name of person: " 
11     read name
12 
13     # Ask the user for a phone number and assign to a variable
14     echo -n "Phone number: "
15     read phone
16 
17     # Echo the answers and ask for confirmation
18     echo "Should I enter the values:"
19     echo -e "$name ; $phone \n"
20     echo -n "y/n: "
21     read answer
22 
23     if [ "$answer" == "y" ] 
24     then
25     # Write the values to the address book
26     echo "$name ; $phone" >>$BOOK
27     else
28     # Give the user a message
29     echo "$name ; $phone NOT written to $BOOK"
30     fi
31 }
32 
33 
34 list() {
35     # Print the book with line numbers and paused with less
36     nl --number-separator=":    " $BOOK | less 
37 }
38 
39 find() {
40     # Ask the user what to look for.
41     echo -n "What person or number are you seeking: "
42     read find
43 
44     # Print the header before the answer
45     echo "Name ; Phone number"
46     grep -i $find $BOOK
47 }
48 
49 del() {
50     # Ask the user which line to delete
51     echo -n "Which line should I delete: "
52     read number
53 
54     # Rename the file before deleting
55     mv $BOOK boo.txt
56 
57     # Add line numbers and delete against that number
58     nl --number-separator=":" boo.txt | grep -v $number: | awk -F: '{print $2}' |  tee $BOOK
59 }
60 
61 
62 main() {
63     while [ $exit -ne 1 ]
64     do
65     echo "What operation do you want?"
66     echo -e "add, list, find, del, exit: "
67     read answer
68 
69     if [ "$answer" = "add" ]
70     then
71         add
72     elif [ "$answer" = "list" ]
73     then
74         list
75     elif [ "$answer" = "find" ]
76     then
77         find
78     elif [ "$answer" = "del" ]
79     then
80         del
81     elif [ "$answer" = "exit" ]
82     then
83         exit=1
84     else
85         echo "I do not understand the command."
86     fi
87     done
88     exit 0
89 }
90 main

 

转载于:https://www.cnblogs.com/beanmoon/archive/2012/12/18/2823295.html