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grep、sed、awk练习题

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郭耀华
发布2019-10-23 15:09:51
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发布2019-10-23 15:09:51
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文章被收录于专栏:郭耀华‘s Blog郭耀华‘s Blog

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 23875:6/18/68:23400 Norma 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 29358:3/19/35:22350 Jose 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 一、grep命令练习 1. 显示所有包含San的行

grep -n "San" file

2.显示所有以J开始的人名所在的行

grep -n "^J" file

3.显示所有以700结尾的行

grep -n "700$" file

4.显示所有不包括834的行

grep -nv "834" file

5.显示所有生日在December的行

grep -n ".*:12/" file

6.显示所有电话号码的区号为498的行 grep -n '\:486\' file

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] file

8.显示姓以K或k开头的行

grep -n "^[k,K]" file

9.显示工资为六位数的行,并在前面加行号

grep -n '([1-9]\{6,\}$'

10.显示包括Lincoln或lincoln的行,并且grep对大小写不敏感. grep -i 'lincoln' file

二.sed命令大练习

1.把Jon的名字改成Jonathan.

sed -i "s#Jon#Jonathan#g" file

2.删除头三行

sed -i '1,3d' file

3.显示5-10行

sed -n "5,10p" file

4.删除包含Lane的行.

sed '/Lane/d' file

5.显示所有生日在November-December之间的行

sed -n "/.*:1[1,2]\//p" file

6.把三个星号(***)添加到以Fred开头的行

sed -i "s#^Fred#***Fred#g" file

7.用JOSE HAS RETIRED取代包含Jose的行

sed -i "s#.*Jose.*#JOSE HAS RETIRED#g" file

8.把Popeye的生日改成11/14/46

cat datafile | grep Popeye | sed -e 's/3\/19\/35/11\/14\/46/'

9.删除所有空白行

sed "/^$/d" file

三.awk命令大练习 文件:datafile Mike Harrington:[510] 548-1278:250:100:175 Christian Dobbins:[408] 538-2358:155:90:201 Susan Dalsass:[206] 654-6279:250:60:50 Archie McNichol:[206] 548-1348:250:100:175 Jody Savage:[206] 548-1278:15:188:150 Guy Quigley:[916] 343-6410:250:100:175 Dan Savage:[406] 298-7744:450:300:275 Nancy McNeil:[206] 548-1278:250:80:75 John Goldenrod:[916] 348-4278:250:100:175 Chet Main:[510] 548-5258:50:95:135 Tom Savage:[408] 926-3456:250:168:200 Elizabeth Stachelin:[916] 440-1763:175:75:300 上面的数据库中包含名字,电话号码和过去三个月里的捐款 1.显示所有电话号码

awk -F "[ :]" '{print $4}' file

2.显示Dan的电话号码

awk -F "[ :]" 'NR==7 {print $4}' file

3.显示Susan的名字和电话号码

awk -F "[ :]" 'NR==3 {print $1,$4}' file

或者awk -F ":" '/^Susan/{print $1,$2}' file

4.显示所有以D开头的姓

awk -F "[ :]" '{print $2}' file|awk '/^D/{print $0}'

5.显示所有以一个C或E开头的名

awk -F "[ ]" '/^[C,E]/{print $1}' file

6.显示所有只有四个字符的名

awk -F "[ ]" '{if (length($1)==4) print $1}' file

7.显示所有区号为916的人名

awk -F ":" '/\[916\]/{print $1}' file

8.显示Mike的捐款.显示每个值时都有以$开头.如$250$100$175

awk -F "[ :]" '/^Mike/ {print "$"$5,"$"$6,"$"$7}' file

9.显示姓,其后跟一个逗号和名,如Jody,Savage

awk -F "[ :]" '{print$1","$2}' file

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