Program
Computer Systems : A Programmer's Perspective
#include <stdio.h>
int main()
{
printf("Hello, world");
return 0;
}
Functions
Wait, they're objects?!
Wait what?!
Welcome to JavaScript
Totally not Java
JS is an programming language introduced in 1995 that lets you add scripting [actions] in webpages.
Classes
The main reason of Java
In Java, classes are a public entity. They are usually declared in a separate file from the main program.