![WebBrowser实现:自动填充网页上的用户名和密码并点击登录按钮 WebBrowser实现:自动填充网页上的用户名和密码并点击登录按钮](https://image.shishitao.com:8440/aHR0cHM6Ly9ia3FzaW1nLmlrYWZhbi5jb20vdXBsb2FkL2NoYXRncHQtcy5wbmc%2FIQ%3D%3D.png?!?w=700&webp=1)
private void webBrowser1_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
{
HtmlElement name = webBrowser1.Document.GetElementById("username");
if (name != null)
name.SetAttribute("value", "superman");
HtmlElement pass = webBrowser1.Document.GetElementById("psw");
if (pass != null)
pass.SetAttribute("value", "a1b2c3"); HtmlElementCollection hecs=webBrowser1.Document.GetElementsByTagName("input"); foreach( HtmlElement hec in hecs)
{
if(hec.Name=="Submit")
{ HtmlElement login = hec;
if (login != null)
login.InvokeMember("click"); }
} }