/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 votes192 views1 answer
Move to another scene unity
C#Unity
0 vote165 views1 answer
C# Unknown column 'FundAllocation' in 'field list
C#
0 vote176 views1 answer
How to solve error in ExecuteNonQuery() in asp.net
C#
0 vote193 views1 answer
Web socket background.js example
C#
10 votes179 views6 answers
Unity mouse click
C#Unity
5 votes162 views2 answers
C# remove first three characters from string
C#
8 votes136 views2 answers
Remove character from string c#
C#
0 vote171 views1 answer
How to check if every element in array is true c#
C#
0 vote184 views1 answer
Save current dir shell
C#
0 vote179 views1 answer
C# start file
C#