AWK使用练习

AWK使用练习

环境
RedHat Linux 9 + VWWare 8.0 + SSH 3.2.9

任务

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。

解决

#!/bin/bash 
#filename:test.sh 
sourcename=$1 
echo "$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.txt 
echo "-------------------------------------------------------------------" 
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.txt 
awk -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.txt 
awk -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.txt 
 
echo "                  ***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!!      "

运行效果

参考资料

Linux awk 内置函数详细介绍（实例）