Marking method parameters optional by using optionalAttribute in C sharp Arabic #69



 Marking method parameters optional by using optionalAttribute in C sharp Arabic #69

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Making method parameters optional by using OptionalAttribute



optional parameters

There are 4 ways that can be used to make method parameters optional Use parameter arrays –part 66

. Method overloading –part 67.

Specify parameter defaults –part 68.

Use optionalAttribute that is System.Runtime.InteropServices namespace.


OptionalAttribute is present in System.RunTime.InteropServices.

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