1. ERC-20

• ERC-20: interchangeable token

2. Functions

• mint: _totalSupply 공급 및 _balances[minted account] = amount
• transfer: token 전송
• transferFrom
  1. 다른 EOA가 token을 전송할 수 있게 함
  2. CA가 token을 전송할 수 있게 함
• approve
  1. 내 account에서 ‘다른 EOA가’ 얼마나 빼갈 수 있는지 양을 설정
  2. 내 account에서 ‘CA가’ 얼마나 전송할건지 양을 설정

mint(to, value): totalSupply increase by value. increase to balance.

burn(account, value): totalSupply decrease by value. decrease account balance. supply ⬇️ - price ⬆️

buyback: repurchase own coin - supply ⬇️ - price ⬆️

This page tracks key metrics of ERC-20 tokens on Ethereum. Kindly take note that only tokens with a Blue Checkmark are listed. Learn more about our Blue Checkmark feature in our Knowledge Base.

https://info.etherscan.com/etherscan-token-reputation/

3. How does ERC-20 works

• swap, bridge

Interoperability