That variable would go away but its value(a reference to an instance of a class) has been assigned to other variables that still exist.
Type: Posts; User: Norm
Re: How to iterate through an array that contains null elements
That variable would go away but its value(a reference to an instance of a class) has been assigned to other variables that still exist.
Re: How to iterate through an array that contains null elements
The middle statement here declares the variable breakfastRecipes and assigns it a value:
LocalDate endDate = null;
Recipe[] breakfastRecipes = new Recipe[7];
ArrayList<Recipe>...
Re: How to iterate through an array that contains null elements
A variable holds values in a program. A field is a special kind of variable.
The variables: breakfastRecipe, lunchRecipe and dinnerRecipes are declared in two places: one as a field in the class...
Re: How to iterate through an array that contains null elements
Some how the code must be executing that line before the variable is given a value. There is no way I can compile and execute the code to test it given what has been posted.
It looks like the...
Re: How to iterate through an array that contains null elements
There must be a variable with a null value.
Where does the text of that error come from? I do not recognize it.
Please copy the full text of the error message and paste it here. It has important...
Re: How to iterate through an array that contains null elements
Do you have a question?
Re: How to iterate through an array that contains null elements
Test the element is not null before trying to use it.
if(array[i] == null)