使用shell统计出出现次数排名top10的网址(在博客园中没找到，特转一下）

转自：http://blog.csdn.net/guaguastd/article/details/8332757

使用shell统计出出现次数排名top10的网址

分类： Shell脚本2012-12-19 17:17 286人阅读 评论(0) 收藏 举报

统计排名

#!/bin/sh


foo()
{
    if [ $# -ne 1 ];
    then
        echo "Usage:$0 filename";
        exit -1
    fi


egrep -o "http://[a-zA-Z0-9.]+.[a-zA-Z]{2,3}" website | awk '{ count[$0]++ } END { printf("%-30s %s
","wensite","count"); for(ind in count) { printf("%-30s %d
",ind,count[ind]); } }' | sort -nrk 2 | head -n 10 >websorted2.txt;


}


foo website

例子：

文件website中的内容：

http://www.google.com
http://www.baidu.com
http://www.sina.com
http://www.bjtu.edu.cn
http://www.codeproject.com
http://www.csdn.com
http://www.sohu.com
http://www.yahoo.com
http://mail.163.com
http://www.bjtu.edu.cn
http://www.codeproject.com
http://www.csdn.com
http://www.sohu.com
http://www.yahoo.com
http://mail.163.com
http://www.codeproject.com
http://www.csdn.com
http://www.sohu.com
http://www.yahoo.com
http://mail.163.com
http://www.qq.com
http://www.hao123.com
http://www.163.com
http://youku.com
http://taobao/com
http://www.bjtu.edu.cn
http://www.codeproject.com
http://www.csdn.com
http://www.sohu.com
http://www.yahoo.com
http://mail.163.com
http://www.codeproject.com
http://www.csdn.com
http://www.sohu.com
http://www.yahoo.com
http://mail.163.com
http://www.qq.com
http://www.hao123.com
http://www.163.com
http://youku.com
http://taobao/com

生成的文件内容为（即结果）

http://www.yahoo.com           5
http://www.sohu.com            5
http://www.csdn.com            5
http://www.codeproject.com     5
http://mail.163.com            5
http://www.bjtu.edu.cn         3
http://youku.com               2
http://www.qq.com              2
http://www.hao123.com          2
http://www.163.com             2