字符串提取问题

Question

 <div align="center"><table width="100%" border="0" cellspacing="0" cellpadding="0" id="table386"><tr bgcolor=#f7f7f7><TD width="69%" height="22" style="font-size: 9pt" bgcolor="#EDF2FA"><font color="#000000">&nbsp;·<a href="shownewhouse.asp?itemid=7">在这么一连串的字符串中我要如何根据·<a href="和">来提取shownewhouse.asp?itemid=7

Answer 1

http://www.cnblogs.com/time-is-life/articles/335554.html

Answer 2

大哥我也知道是String.IndexOf   方法但是要怎么写呢?
你这样有说等于没说一样

Answer 3

(?<=\.\<a(\s)*href=").*(?="\>)

Answer 4

js:
var a=document.getElementByTagName('a');
a[i].href