/C#/C# what is a question mark after a data type

C# what is a question mark after a data type

Question mark after data type c#

Nullable types support a value type that can be assigned a null reference.

Nullable types can represent all the values of an underlying type, 
and an additional null value. Nullable types are declared in one of two ways:

( System.Nullable<T> variable )		or 		( T? variable  )

Source: grepper.com

Similar codes

2 votes181 views1 answer
Yield in c#
C#
0 vote186 views1 answer
How to use combo box to find age in c#
C#
0 vote187 views1 answer
Microsoft flight simulator 2020 camera
C#
0 vote241 views1 answer
Open API support for ASP.NET Core Minimal API
C#
1 vote201 views1 answer
Socket io connect to namespace
C#
0 vote192 views1 answer
Unity iterate all child objects
C#
0 vote164 views1 answer
Unity conditional field
C#
0 vote182 views1 answer
Move position smoth unity
C#
0 vote188 views1 answer
Adding values to a dictionary via inline initialization of its container
C#
9 votes230 views3 answers
Unity get rigidbody
C#Unity