读取远程网页能做什么就不用多说了吧,做小偷程序或是采集,也就诸如此类了吧。
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public string GetPage( string url) { HttpWebRequest request = null ; HttpWebResponse response = null ; StreamReader reader = null ; try { request = (HttpWebRequest)WebRequest.Create(url); request.Timeout = 20000; request.AllowAutoRedirect = false ; response = (HttpWebResponse)request.GetResponse(); if (response.StatusCode == HttpStatusCode.OK && response.ContentLength < 1024 * 1024) { reader = new StreamReader(response.GetResponseStream(), System.Text.Encoding.Default); string html = reader.ReadToEnd(); return html; } } catch { } finally { if (response != null ) { response.Close(); response = null ; } if (reader != null ) reader.Close(); if (request != null ) request = null ; } return string .Empty; } |