Java

Question

what does mean "public class"

Answer 1

It's how you declare a class in java. To organize bigger programs you'll probably use multiple classes.
Usage:
public class ClassName{
//whatever code you want, probably a constructor, variables and functions
}

Answer 2

yes but "class", is it a keywords ?
I'm sorry, i'm a newbie

Answer 3

Yes, it tells the program that what comes next is just a normal class.

Answer 4

thank you so much