SWIFT — Protocols

Overview

Learn Protocols in SWIFT with a clear explanation and a practical example.

What you'll learn

• What Protocols means
• When to use it
• How it works in practice
• A copy‑paste example

Syntax

print("...")

Example

import Foundation
print("Hello Swift")

Notes

• Test the example in the Playground.
• Start simple, then expand.

Mistakes

• Mixing up the syntax.
• Not testing the output.