You create a function using a function definition which names the function and has its code. A function call is when you use a function by its name somewhere in your program.

Functions are the fundamental building block of programs. Here is the simplest way to make a function that adds two numbers:

A function lets you create a portion of code that you can reuse in your program. This is handy because you can put code that you want to use over again in a function.

If you want to get a feeling for how the book will be, you skim through the table of contents, and if parts sound interesting, you can read those by going to the specified location (or function).

Develop your programming skills by quickly creating and modding retro arcade games with Blocks and JavaScript in the MakeCode editor

Concepts Learned Sprites and Projectiles Controller (dx) and move mySprite with buttons on game update and on game update every repeat and for loop Functions that set up a sprite Functions that …

Function call Use a function by its name somewhere in a program. function doSomething(){} doSomething(); If you’ve made a function in your program, it can work as a block in other parts of …

Functions serve as a powerful tool to clarify the intent of your code, and to make the code you write easy to distribute wherever it is relevant.

If you’ve made a function in your program, it can work as a block in other parts of your program. If the purpose of your function is to make some result for your program to use, you can return a value from …

In this code snippet, focus on the following elements of the function: function: indicates the start of a new function (similar to let indicating a new variable)