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Blockchain

layer

  • infrastructure (hardware)
  • networking (node discovery, information propagation and verification)
  • consensus (proof of work, proof of stake)
  • data (blocks, transactions)
  • application (smart contracts/decentralized applications, if applicable)

abis

def:the standard way to interact with contracts

contract

address -> uint160
backerstruct
statstruct

hashtable
mapping(address => projectStruct[]) projectsOf;
mapping(uint => backerStruct[]) backersOf;
mapping(uint => bool) public projectExist;

狀態enumerator:
statusEnum

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