Understanding ERC20 Token Standard in Solidity

The ERC20 standard is a specification for tokens that operate on the Ethereum blockchain. It defines a common set of rules that all Ethereum-based tokens must follow, ensuring compatibility across different platforms and applications.

What is ERC20? 🤔

ERC20 is a technical standard used for smart contracts on the Ethereum blockchain that implements a common list of rules for Ethereum tokens. This standard allows developers to create tokens that are compatible with the broader Ethereum ecosystem.

Key Resources 📚

  • OpenZeppelin Implementation: ERC20.sol - A secure, tested implementation of the ERC20 standard
  • Live Coding Tutorial: DApp University ERC20 - Hands-on coding examples
  • Official Specification: EIP-20 - The original Ethereum Improvement Proposal