Primitive types such as integers and Booleans cannot generally be null , but the corresponding nullable types (nullable integer and nullable Boolean, respectively) can also assume the NULL value.
Read moreHow do you check if an integer is null?
So, you can do the check with 0 instead. If you want to do the null check. Use Integer wrapper for that.
Read moreHow do I check if an integer is null in SQL?
The IS NULL condition is used in SQL to test for a NULL value. It returns TRUE if a NULL value is found, otherwise it returns FALSE. It can be used in a SELECT, INSERT, UPDATE, or DELETE statement.
Read moreHow do you check if an integer is null?
So, you can do the check with 0 instead. If you want to do the null check. Use Integer wrapper for that.
Read moreWhy is null == null false in Java?
4 Answers. You can’t compare null to a boolean . They are different types one indicating a null reference pointer and the other one a false/not true value. Thus the answer is: No this expression is not even valid and if it was, it would be false .
Read moreWhy is null == null false in Java?
4 Answers. You can’t compare null to a boolean . They are different types one indicating a null reference pointer and the other one a false/not true value. Thus the answer is: No this expression is not even valid and if it was, it would be false .
Read moreWhy null == null is false?
null is one of JavaScript’s primitive values. It is neither equal to boolean true nor equal to boolean false because it’s value is undefined . The value of null is more inclined towards false even though it is not false .
Read more