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private ArrayList _获取遗漏组合(string url,int zushu)
{
HtmlWeb htmlWeb = new HtmlWeb();
HtmlDocument htmlDoc = htmlWeb.Load(url);
HtmlNode navNode = htmlDoc.GetElementbyId("om_table");
HtmlNodeCollection anchors = navNode.SelectNodes(@"//tbody/tr");
List<Omission> list = new List<Omission>();
foreach (HtmlNode node in anchors)
{
//Response.Write(node.SelectSingleNode("td[7]").InnerHtml);
list.Add(new Omission() { Key = node.SelectSingleNode("td[1]/div[1]").InnerHtml, Value = Convert.ToInt32(node.SelectSingleNode("td[7]").InnerHtml) });
}
IEnumerable<Omission> ie = list.OrderByDescending(o => o.Value).Take(zushu);
ArrayList alist = new ArrayList();
foreach (Omission o in ie)
{
alist.Add(o.Key.ToString());
//listBox1.Items.Add(o.Key.ToString());
}
return alist;
}