In c# (nullable types)
int a = 10;
int? b = 20;
int? c = null;
System.Console.WriteLine( a+c??b );
Output is : 20
if (c??b +a) then Output is 30
I don’t understand why ..
In c# (nullable types) int a = 10; int? b = 20; int? c
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In c# (nullable types)
int a = 10;
int? b = 20;
int? c = null;
System.Console.WriteLine( a+c??b );
Output is : 20
if (c??b +a) then Output is 30
I don’t understand why ..
Since c is null then the answer is b! That’s what your double ? do.