Asp. NET timed call WebService running background code

Effect: By adding a timer to the Global.asax Application_Start method of the site WebService the WebService method is responsible for adding data to a table in the background step: 1. Create a new site with VS 2. Join Global.asax 3. Add WebService Edit and Add Reference 4. To global.as

　　

Effect:
Through the Application_Start method in the Global.asax of the website
Join Timer Call WebService
The webservice is responsible for a method in the background
Adding data to a table in a database

Steps:
1. Create a new website with VS
2. Join Global.asax
3. Add WebService Edit and Add Reference
4. Edit the Global.asax
5. Save run web site viewing effect
=============================
1. Create a new website with VS

2. Join Global.asax
-----------------
The default content is as follows:
<%@ application Language= "C #"%>

<script runat= "Server" >

void Application_Start (object sender, EventArgs e)
{
Code to run when the application starts
}

void Application_End (object sender, EventArgs e)
{
Code to run when the application shuts down
}

void Application_Error (object sender, EventArgs e)
{
Code to run when an unhandled error occurs
}

void Session_Start (object sender, EventArgs e)
{
Code to run when a new session is started
}

    void Session_End (object sender, EventArgs e)  
    {
        //code to run at the end of the session.  
       //Note: Only the sessionstate mode in the Web. config file is set to
   The Session_End event is only raised when      //InProc. If the session mode is set to stateserver 
       //or SQL Server, the event is not raised.
   }
       
</script>
3. Add WebService Edit and add references

4. Make the following edits to Global.asax:
----------------------------
void Application_Start (object sender, EventArgs e)
{
Code to run when the application starts
System.Timers.Timer MyTimer = new System.Timers.Timer (60000);
mytimer.elapsed + = new System.Timers.ElapsedEventHandler (ontimedevent);
Mytimer.interval = 60000;
Mytimer.enabled = true;
}
private static void Ontimedevent (object source, System.Timers.ElapsedEventArgs e)
{
localhost. WebService a = new localhost. WebService ();
string s = A.helloworld ();
}

5. Save run web site viewing effect

Asp. NET timed call WebService running background code