grep命令练习[转载]

[hew]

grep命令练习
本命令涵盖了grep的用法,感兴趣的兄弟们可以练练手(作业?)
关于sed和awk的练习题陆续推出

文件:datafile
Steve Blenheim:238-923-7366:95 Latham Lane, Easton, PA 83755:11/12/56:20300
Betty Boop:245-836-8357:635 Cutesy Lane, Hollywood, CA 91464:6/23/23:14500
Igor Chevsky:385-375-8395:3567 Populus Place, Caldwell, NJ 23875:6/18/68:23400Norma Corder:397-857-2735:74 Pine Street, Dearborn, MI 23874:3/28/45:245700
Jennifer Cowan:548-834-2348:583 Laurel Ave., Kingsville, TX 83745:10/1/35:58900
Jon DeLoach:408-253-3122:123 Park St., San Jose, CA 04086:7/25/53:85100
Karen Evich:284-758-2857:23 Edgecliff Place, Lincoln, NB 92086:7/25/53:85100
Karen Evich:284-758-2867:23 Edgecliff Place, Lincoln, NB 92743:11/3/35:58200
Karen Evich:284-758-2867:23 Edgecliff Place, Lincoln, NB 92743:11/3/35:58200
Fred Fardbarkle:674-843-1385:20 Parak Lane, DeLuth, MN 23850:4/12/23:780900
Fred Fardbarkle:674-843-1385:20 Parak Lane, DeLuth, MN 23850:4/12/23:780900
Lori Gortz:327-832-5728:3465 Mirlo Street, Peabody, MA 34756:10/2/65:35200
Paco Gutierrez:835-365-1284:454 Easy Street, Decatur, IL 75732:2/28/53:123500
Ephram Hardy:293-259-5395:235 CarltonLane, Joliet, IL 73858:8/12/20:56700
James Ikeda:834-938-8376:23445 Aster Ave., Allentown, NJ 83745:12/1/38:45000
Barbara Kertz:385-573-8326:832 Ponce Drive, Gary, IN 83756:12/1/46:268500
Lesley Kirstin:408-456-1234:4 Harvard Square, Boston, MA 02133:4/22/62:52600
William Kopf:846-836-2837:6937 Ware Road, Milton, PA 93756:9/21/46:43500
Sir Lancelot:837-835-8257:474 Camelot Boulevard, Bath, WY 28356:5/13/69:24500
Jesse Neal:408-233-8971:45 Rose Terrace, San Francisco, CA 92303:2/3/36:25000
Zippy Pinhead:834-823-8319:2356 Bizarro Ave., Farmount, IL 84357:1/1/67:89500
Arthur Putie:923-835-8745:23 Wimp Lane, Kensington, DL 38758:8/31/69:126000
Popeye Sailor:156-454-3322:945 Bluto Street, Anywhere, USA 29358:3/19/35:22350Jose Santiago:385-898-8357:38 Fife Way, Abilene, TX 39673:1/5/58:95600
Tommy Savage:408-724-0140:1222 Oxbow Court, Sunnyvale, CA 94087:5/19/66:34200
Yukio Takeshida:387-827-1095:13 Uno Lane, Ashville, NC 23556:7/1/29:57000
Vinh Tranh:438-910-7449:8235 Maple Street, Wilmington, VM 29085:9/23/63:68900
1.显示所有包含San的行
2.显示所有以J开始的人名所在的行
3.显示所有以700结尾的行
4.显示所有不包括834的行
5.显示所有生日在December的行
6.显示所有电话号码的区号为498的行
7.显示所有这样的行:它包含一个大写字母,后跟四个小写字母,一个冒号,一个空格,和一
个大写字母
8.显示姓以K或k开头的行
9.显示工资为六位数的行,并在前面加行号
10.显示包括Lincoln或lincoln的行,并且grep对大小写不敏感.

[hew]

答案一
1 cat datafile | grep San
2 cat datafile | grep ^J
3 cat datafile | grep 700$
4 cat datafile | grep -v 834
5 cat datafile | grep [:::]12[:/:]
6 不太明白意思
7 cat datafile | grep [A-Z][a-z][a-z][a-z][a-z][:::][[:space:]][A-Z]
8 cat datafile | grep -i [a-z][[:blank:]]k
9 cat datafile | grep -n ([1-9][0-9][0-9][0-9][0-9][0-9])$
10 cat datafile | egrep -i "Lincoln|lincoln"

答案二
1.显示所有包含San的行
grep San datafile
2.显示所有以J开始的人名所在的行
grep ^J datafile
3.显示所有以700结尾的行
grep 700$ datafile
4.显示所有不包括834的行
grep -v 834 datafile
5.显示所有生日在December的行
grep [:::]12[:/:] datafile
6.显示所有电话号码的区号为498的行
grep [:::]498- datafile
7.显示所有这样的行:它包含一个大写字母,后跟四个小写字母,一个冒号,一个空格,和一个大写字母
grep [A-Z][a-z][a-z][a-z][a-z][:::][[:space:]][A-Z] datafile
8.显示姓以K或k开头的行
grep -i '[a-z][ ]k' datafile
或
grep -i [a-z][[:blank:]]k
9.显示工资为六位数的行,并在前面加行号
grep -n '[0-9][0-9][0-9][0-9][0-9][0-9]$' datafile
10.显示包括Lincoln或lincoln的行,并且grep对大小写不敏感.
grep -i '[L|l]incoln' datafile

[Flashboy]

受教了。