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void button1_Click(object sender, EventArgs e)
{
var webClient = new HtmlWeb();
var doc = webClient.Load("http://quote.eastmoney.com/centerv2/hszs");
var res = doc.DocumentNode.SelectSingleNode("//*[@id='hszs_hszyzs_simple']/tr[1]/td[3]");
//这里的XPATH本来是//*[@id="hszs_hszyzs_simple"]/tbody/tr[1]/td[3],删除了tbody,为什么一直找不到呢
//var res = doc.DocumentNode.SelectNodes("//*[@id='forNewBrowser_Pic']/div[1]/div[1]/a/strong");
//var res = doc.DocumentNode.SelectSingleNode("//*[@id='forNewBrowser_Pic']/div[1]/div[1]/a/strong");
if (res != null)
{
Console.WriteLine(res.InnerText);
//Console.WriteLine(res.First().InnerText);
}
else
{
Console.WriteLine("res 是空的");
}
}