AWK应用练习

AWK使用练习
环境

RedHat Linux 9 + VWWare 8.0 + SSH 3.2.9

下面的文本中包含名字、电话和为党派运动捐款的数额。
名字:电话:1月捐款情况:2月捐款情况:3月捐款情况
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
NancyMcNeil:(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
使用你能用到的任何linux命令脚本产生一个如下的报告，注意，报告中的summery包含对于捐款情况的一些统计信息。

#!/bin/bash#filename:test.shsourcename=$1echo "$sourcename"sed -i "s/: /:/g" sourcename echo "             ***FIRST QUARTERLY REPORT **** "echo "            ***CAMPAIGN 2000 CONTRIBUTIONS ***"echo "-------------------------------"echo "  NAME                   PHONE      JAN| Feb| Mar|   Total Danated "echo "-------------------------------"awk -F: '{printf( "%-20s%12s%5d%5d%5d\t%5d\n",$1,$2,$3,$4,$5,$3+$4+$5) } ' linux2.txtecho "-------------------------------"echo "                       SUMMARY                                     "echo "-------------------------------"awk -F: 'BEGIN{sum=0;total=0} {total=$3+$4+$5;sum+=total} END {printf("The campaign received a total of $%d for this quartor\n",sum)}' linux2.txtawk -F: 'BEGIN{average=0;i=0;total=0;sum=0} {total=$3+$4+$5;sum+=total;i++}END {average=sum/i;printf("The average donation for the %d contributors was $%.2f.\n",i,average) }' linux2.txtawk -F: 'BEGIN{highest=0;sum=0;total=0;name} {total=$3+$4+$5;if(total> highest) {highest=total;name=$1}} END {printf("The highest total contribution was $%.2f made by %s\n",highest,name) }' linux2.txtecho "                   ***THANKS Dan***                               "echo "The following people donated over \$500 to the campaign           "echo "They are eligible for the quarterly drawing!!                     "echo "Listed are their names (sorted by last names) and phone numbers:  "awk -F: 'BEGIN{ OFS="--";biaozhun=500;total=0} {$1="\t"$1;total=$3+$4+$5;if(total>biaozhun) print $1,$2 | "sort -k 2" }' linux2.txt echo "Thanks to all of you for your continued support!!       "

参考资料

linux awk 内置函数详细介绍（实例）

http://www.cnblogs.com/chengmo/archive/2010/10/08/1845913.html

 

Awk学习笔记
http://man.lupaworld.com/content/manage/ringkee/awk.htm