When we declaring a int variable the value of that variable become 0.
Example
int a;
The value of a is zero.To assign null value we can use below code
Int? a=null;
Nullable<int>a=null;
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When we declaring a int variable the value of that variable become 0.
Example
int a;
The value of a is zero.To assign null value we can use below code
Int? a=null;
Nullable<int>a=null;
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