use regex to search the page one time to get two types of Information

[Chris Angelico]

On Fri, Aug 19, 2016 at 11:13 PM, iMath <redstone-cold at 163.com> wrote:
> 1. searching the page two times rather than one is a little bit time consuming .

Have you measured that? If not, ignore it. You're searching a web
page; if you're downloading that before you search it, chances are
very good that you spend far more time waiting for the download than
you ever will on the regex.

ChrisA