September 2019
Beginner to intermediate
540 pages
13h 3m
English
Content preview from Learn Ethereum
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Token
OpenZeppelin libraries provide a set of comprehensive token implementations for ERC20, ERC721, and ERC777. The following screenshot shows the ERC20 implemented by OpenZeppelin libraries. It makes token development much easier and safer:
Let's review ERC20 token libraries.
An ERC20 token keeps track of user address and balance information. The IERC20 interface defines functions and events that all ERC20 tokens must implement:
- ERC20: This provides basic implementation for IERC20.
- ERC20Burable: This allows the token holder to burn a certain number of tokens.
- ERC20Mintable: This allows MonterRole to mint (create) a certain amount of new ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.