Event Handling in C#
talks about the Event Handling in c#.
An event is
an action such as mouse click, a key press, mouse movement or any system-generated
notification. A process communicates through
ASP.NET raised at the client machine and handled at the server machine. For example, a user clicks a buttons
displayed in the browser. A click event is raised. The browser handles this
client-side event by posting it to the server.
has a subroutine describing what to do when the event is raised. It is called
the event-handler. Therefore, when the event message is transmitted to the server. It checks whether the click event has
an associated event handler.
event handlers generally take two
parameters and return void. The first parameter represents the object
raising the event and the second parameter is event argument.
Syntax of an event is:
Void Event name(Object sender, EventArgs e)