how do I disable Button asp.net

Question

How can I disable or enable button in asp.net? I want to disable button after click to prevent double click. I am trying to disable my Login button after clicking on it.

Answer 1

Front-end only:

Log in

---

Front-end & Code Behind:

(this reloads the whole page though.. check this to prevent reloading)

disablebutton.aspx:

Log in

disablebutton.aspx.cs:

protected void codeBehindFunction(object sender, EventArgs e)
{
  loginbtnID.Disabled = false;
}