How to represent an initial unpopulated value?

1. How do you represent an empty character?
2. What is \0 in C?
3. How do you represent an empty character in Java?

How do you represent an empty character?

You can also represent a char as an empty character using a “Null Character” (\0), where the character “\0” denotes a null value.

What is \0 in C?

\0 is zero character. In C it is mostly used to indicate the termination of a character string. Of course it is a regular character and may be used as such but this is rarely the case. The simpler versions of the built-in string manipulation functions in C require that your string is null-terminated(or ends with \0 ).

How do you represent an empty character in Java?

When we need to declare an empty char, usually, we use ' ' (empty single quotes) as a char. I have already shared 3 other ways to represent empty char in Java.