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Learn Writing Functions | Functions
JavaScript Ninja

bookWriting Functions

Parts of a Function

  • Declaration: It starts with the function keyword.
  • 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

ninja.js

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  • ninjaController : Controls the ninja by calling lootBox twice 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.

Task

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Solution

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SectionΒ 3. ChapterΒ 2
ninja.js

ninja.js

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bookWriting Functions

Swipe to show menu

Parts of a Function

  • Declaration: It starts with the function keyword.
  • 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

ninja.js

copy
  • ninjaController : Controls the ninja by calling lootBox twice 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.

Task

Swipe to start coding

Solution

Explore other courses in Catalog

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Everything was clear?

How can we improve it?

Thanks for your feedback!

SectionΒ 3. ChapterΒ 2
ninja.js

ninja.js

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