If Branch Statement

# Introduction

When making a ToDo plan, if an event has not been completed yet, it will be added to the To-Do list, and if it has been completed, it will be moved to the completed items.

In the world of programming, we also need to change the direction of the program based on different requirements. Next, let's learn about the if branch statement, which is a flow control statement.

**Knowledge Points:**

- if statement
- if else statement
- else if statement
- formatting rules