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我試圖在頁面上的JavaScript修改頁面後訪問頁面的HTML。這是我一直在嘗試基於我在網上找到的東西。C# - 通過控制檯應用程序訪問Javascript修改過的HTML
using System;
using System.Windows.Forms;
using System.IO;
namespace WebBrowserDemo
{
class Program
{
public const string TestUrl = @"http://www.theverge.com/2012/7/2/3126604/android-jelly-bean-updates-htc-samsung-google-pdk";
[STAThread]
static void Main(string[] args)
{
WebBrowser wb = new WebBrowser();
wb.DocumentCompleted += new WebBrowserDocumentCompletedEventHandler(wb_DocumentCompleted);
wb.Navigate(TestUrl);
while (wb.ReadyState != WebBrowserReadyState.Complete)
{
Application.DoEvents();
}
Console.WriteLine("\nPress any key to continue...");
Console.ReadKey(true);
}
static void wb_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
{
WebBrowser wb = (WebBrowser)sender;
HtmlElement document = wb.Document.GetElementsByTagName("html")[0];
using (StreamWriter sw = new StreamWriter("OuterHTML.txt"))
{
sw.WriteLine(document.OuterHtml);
}
var abc = wb.Document.InvokeScript("eval", new object[] { "window.scrollTo(0, document.body.scrollHeight);" });
Console.WriteLine();
document = wb.Document.GetElementsByTagName("html")[0];
using (StreamWriter sw = new StreamWriter("OuterHTML2.txt"))
{
sw.WriteLine(document.OuterHtml);
}
}
}
}
最終目標是滾動到頁面底部,激活任何JS以加載文章上的評論。雖然目前我從腳本運行前後得到的html是相同的。
有什麼建議嗎?
感謝
即使這是可能的,這似乎是非常不可靠的。你有權訪問網站代碼嗎?你可以添加一個Web服務並改爲調用它? – jrummell