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What is Null Coalescing Operator (??) in c-Sahrp...?
This is Null Coalescing Operator Example.int b = a ?? -1; it means if the value of a is null then b=a other wise the value of b will be -1.Simply this mean If (a == null) b = a; Else b = -1;
If (a == null) b = a; Else b = -1;