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Lab: Mappings and Structs

In this lab you are going learn how mappings work.

Mappings are a little bit like arrays or hash maps. You can store key/value pairs.

What You Know At The End Of The Lab

🔄 You'll know how mappings work.

⭐ You'll learn a new way to create account-white lists.

Prerequisites - You need:

  1. Chrome or Firefox browser.

  2. An Internet connection

  3. About 30 Minutes of your precious time ⌛

Videos

📺 Full Video Walkthrough: https://www.udemy.com/course/blockchain-developer/?referralCode=E8611DF99D7E491DFD96

Get Started

💪 💪 💪 Let's get started!


Last update: April 23, 2021