static void Main(string[] args)
{
WebClient client = new WebClient();
client.Encoding = System.Text.Encoding.UTF8;
var html = client.DownloadString("https://blog.csdn.net/czjnoe/article/details/106600070");
NSoup.Nodes.Document doc = NSoup.NSoupClient.Parse(html);
//根据标签名获取节点
NSoup.Select.Elements metaElements = doc.GetElementsByTag("meta");
foreach (var item in metaElements)
{
}
//根据id获取节点
NSoup.Nodes.Element headClassElements = doc.GetElementById("head");
//根据class获取节点
var headIdElements = doc.GetElementsByClass("fm").ToList();
foreach (var item in headIdElements)
{
}
//根据属性名称获取节点
List <Element> attributeNameElements = doc.GetElementsByAttribute("class").ToList();
//根据属性值获取节点
List <Element> attributeValueElements = doc.GetElementsByAttributeValue("id", "su").ToList();
//根据jQuery选择器获取节点
var selectElments = doc.Select("#head").ToList();
}
/// <summary>
/// 获得地址代码
/// </summary>
private IDictionary <string, string> GetAddressCode()
{
string url = "http://www.mca.gov.cn/article/sj/xzqh/2020/2020/202003301019.html";
HttpClientHelper httpClient = new HttpClientHelper();
string html = httpClient.GetAsync(url).GetAwaiter().GetResult();
NSoup.Nodes.Document doc = NSoup.NSoupClient.Parse(html);
IDictionary <string, string> hashtable = new Dictionary <string, string>();
var trs = doc.Select("tr[height=19]");
foreach (Element tr in trs)
{
var tb = tr.Select("td");
hashtable.Add(tb[1].Text(), tb[2].Text());
}
return(hashtable);
}
private static string ihVal(string key, Document doc)
{
return doc.Select("th:contains(" + key + ") + td").First.Text();
}
