how to click on html li tag dynamically with help C#.Net i.e html page scraping method

Question

1.00/5 (2 votes)

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Note:
I am getting particular html element with help of page scraping
but unable to perform click action on that particular element. i am
invoked events like onmouseup,onmousedown,Onclick,click etc... but it
cant be working. can u suggest me?

C#

 HtmlElement dropdownId = contentDoc.GetElementById("website");
 HtmlElementCollection liTags = dropdownId.GetElementsByTagName("li");
 foreach (HtmlElement liTagInner in liTags)
  {
    if (liTagInner != null && liTagInner.InnerText != null)
  {
if(liTagInner.InnerText.Equals("about",
StringComparison.InvariantCultureIgnoreCase))
 {
liTagInner.InvokeMember("click");
//
}
}
}

Posted 12-Dec-15 2:31am

RamanaReddy V

Updated 12-Dec-15 5:57am

Tadit Dash (ତଡିତ୍ କୁମାର ଦାଶ)

v2

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Comments

RamanaReddy V 15-Dec-15 9:13am

Thanks for ur comments but i want to click on that html element in run time to navigate to another page.

HtmlElement dropdownId = contentDoc.GetElementById("website");
HtmlElementCollection liTags = dropdownId.GetElementsByTagName("li");
foreach (HtmlElement liTagInner in liTags)
{
if (liTagInner != null && liTagInner.InnerText != null)
{
if(liTagInner.InnerText.Equals("about",
StringComparison.InvariantCultureIgnoreCase))
{
liTagInner.Click(); // i want to click on that html element in run time to navigate to another page.
//
}
}
}

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*Suvabrata Roy* · Answer 1 · 2015-12-14T19:44:00

Hi,

You are trying to invoke an client side function from the server side?

SingalR would a good tool to do so apart from reflection.

OR

You could add script which will call that click function on page load

Example : https://msdn.microsoft.com/en-us/library/system.web.ui.page.registerclientscriptblock(v=vs.110).aspx[^]