Lesson 5 / 12 · 8 min · Beginner

Functions

  • ✓ define
  • ✓ call
  • ✓ reuse

Start

1. Understand

A short beginner explanation of Functions.

Why do Roblox developers care?

Roblox creators use functions in real games every day.

Show deeper explanation

Technical: Technical notes for Functions — expand when ready.

Roblox: In Roblox Studio, functions shows up in scripts, Parts, and game systems.

2. See

IDEA↓Functions↓GAME BEHAVIOR

3. Try · Run

Browser Luau

Browser Luau Try it yourself

Output


    

Your turn: Change one value, Run, and watch Output.

4. Predict

local function greet()
    print("Hello!")
end

greet()

What will happen when you Run?

5. Break · Fix

Common beginner mistake

Check spelling and Output before rewriting everything.

6. Build · Challenge

Roblox Studio — In Roblox Studio, functions shows up in scripts, Parts, and game systems.

Related project

Checkpoint: You can explain and try functions.

You learned Functions

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