2019独角兽企业重金招聘Python工程师标准>>>
egrep -o "http://[a-zA-Z0-9.]+.[a-zA-Z]{2,4}/[a-zA-Z]{2,10}/[a-zA-Z0-9.]+.html" detail_1.xml > url.txt
转:https://my.oschina.net/u/199488/blog/1533867