做模拟登录时,需要截取html代码中的名字,返回的字符串内容如下
![](https://images0.cnblogs.com/blog2015/497349/201505/251602430996531.png)
<span class="welcome">您好<span style="font-size:20px;weight:bold">
<span id="LabUserName">王霞</span>
</span>,欢迎您!</span>
我后台要怎样截取得到王霞
有人说用正则,
![](https://images0.cnblogs.com/blog2015/497349/201505/251603596783960.jpg)
正则用起来不顺手,后用分割得到名字,作法,
//<span id="LabUserName">王霞</span>
string[] sArray = srcString.Split(new string[] { "<span id=\"LabUserName\"> ", "</span>" }, StringSplitOptions.RemoveEmptyEntries);
string needname = sArray[0];
int prenamelength = needname.LastIndexOf("<span id=\"LabUserName\">");
int pl = "<span id=\"LabUserName\">".Length;
string ssonanme = "";
if (prenamelength >= 0)
{
ssonanme = needname.Substring(prenamelength+pl);
Session["username"] = ssonanme;
}
else
{
Session["username"] = username;
}
这样就能模拟得到王霞了。
另外正则参考:http://www.cnblogs.com/Fooo/archive/2010/10/22/1858121.html