Check out example codes for "c# check if int is null". It will help you in understanding the concepts better.
Code Example 1
// When trying to check if your int is null or i.e. 'not set', // you will get the following error: // The result of the expression is always 'false' // since a value of type 'int' is never equal to 'null' of type 'int?' // You can however bypass this by converting your int to string: int myInt = null; // This Method will return a bool; bool isNullInt = string.IsNullOrEmpty(myInt.ToString()); // isNullInt will be in this case true
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