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306Course · Practitioner

ERC Standards

The Lego pieces of Web3.

The Course

The Lego pieces of Web3. ERC-20, 721, 1155, 4626 — the specifications that most of DeFi and every NFT market are built on.

Outcomes

01
Distinguish ERC-20, 721, 1155, 4626.
02
Read a standard document.
03
Implement one from scratch.

Prerequisites

— Solidity.

Pacing

~3 hours.

IModule
Fungibility
ERC-20 and its variants.
1. 01ERC-20, in detailArticle12m
2. 02ERC-4626Article12m
IIModule
Non-fungibility
ERC-721 and ERC-1155.
1. 01ERC-721 in detailArticle12m
2. 02ERC-1155Article12m

A Note from the Faculty

Read a standard before you build against it.