Java — Syntax

Hello World

public class Main {
  public static void main(String[] args){
    System.out.println("Hello, World!");
  }
}

Common patterns

Note: some languages differ. This page is a starter cheat sheet you can expand.

Comments

// line comment
/* block comment */

Variables (example)

// var / let / const / or language-specific syntax

Conditionals

// if / else

Loops

// for / while

Functions

// define a function