How to save value in session in mvc razor page

Question

i want to save EmpID  in session, my view code

 

<a href="#@i.EmpID,new{[email protected]}" onclick="">@i.Name</a>

 

<input type='hidden' name="id" formmethod="post" value="@Session["id"][email protected]'" />

 

but EmpID is not saving in session , how to do this