A delegate will allow us to specify what the function we'll be calling looks like without having to specify which function to call. The declaration for a delegate looks just like the declaration for a function, except that in this case, we're declaring the signature of functions that this delegate can reference.
Delegates :
if you want to use delegates without parameter or with parameter. but if you follow same syntax like to used in method
First of all how to create delegates see in below image
Here I have used a small program which demonstrates the use of delegate.
The delegate "Sum_Delegate" is declared with int return type and accepts only two integer parameters.
and how to call this delegates into page_load see this below image
This is Simple Delegates use in call same parameter method and output of this delegates is