Seção 2. Capítulo 2
ninja.js
index.html
preset.js
Writing Functions
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Parts of a Function
- Declaration: It starts with the
functionkeyword. - Name: The identifier for the function like
ninjaController,lootBox, etc. - Parameters: Variables listed in parentheses that accept values when the function is called.
- Body: A block of code inside curly braces
{}which performs the function's actions. - Return Value: Optional statement to output a value. Without it, functions return
undefined.
Example
ninja.js
index.html
preset.js
-
ninjaController: Controls the ninja by callinglootBoxtwice and moving right four times. -
lootBox: Defines a set of actions (moving, picking sushi) for the ninja. -
Parameter: Both functions take a ninja object that has methods like
goRight(),goUp(), etc.
Each function organizes repeated actions into neat, reusable blocks, keeping your code simple and easy to update.
Tarefa
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Solução
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Seção 2. Capítulo 2
ninja.js
index.html
preset.js
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