Old boy Education Daily-March 31, 2017-awk Array statistics

Source: Internet
Author: User

process The following file contents , take out the domain name and sort the order according to the domain name :( Baidu and Sohu face test )

Http://www.etiantian.org/index.html

Http://www.etiantian.org/1.html

Http://post.etiantian.org/index.html

Http://mp3.etiantian.org/index.html

Http://www.etiantian.org/3.html

Http://post.etiantian.org/2.html

Required results:

Mp3.etiantian.org 1

Post.etiantian.org 2

Www.etiantian.org 3

Answer the night to send.

This article is from the "Long Wing blog" blog, please be sure to keep this source http://youjiu.blog.51cto.com/3388056/1912155

Old boy Education Daily-March 31, 2017-awk Array statistics

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