IPPswap質押挖礦系統開發

lxqy1668發表於2023-05-06

 智慧合約本質上是合約建立者和接收者之間的自動協議。該協議以程式碼形式寫入區鏈,使其不可更改且不可逆轉。它們通常用於自動執行協議,以便各方可以立即確定結論,而無需任何中介。他們還可以自動化工作流程,從滿足某些情況開始。

  

  那麼,什麼是已執行合同?在兩方或多方之間建立合同聯絡的已簽署合同稱為已執行合同。各方承諾,一旦合同正確簽署,將履行其在書面協議中約定的法律義務。由世界第二大流行的區鏈以太坊(ETH)普及,智慧合約已導致網路的一系列去中心化應用程式(DApps)和其他用例。I88智慧合約I928系統開發8024

  

  event Deposit(address indexed user,uint256 amount);

  

  event DepositBNBRewards(uint256 amount);

  

  event Withdraw(address indexed user,uint256 amount);

  

  event EmergencyWithdraw(address indexed user,uint256 amount);

  

  event EmergencyRewardWithdraw(address indexed user,uint256 amount);

  

  mapping(address=>bool)public revoked;

  

  string public symbol;

  

  uint8 public decimals;

  

  uint256 totalSupply_;

  

  constructor()public{

  

  name="The Neverending Story Token";

  

  symbol="TNS";

  

  decimals=18;

  

  totalSupply_=100*10**6*10**18;

  

  }

  

  }

  

  //Reward tokens created per block.

  

  uint256 public rewardPerBlock;

  

  //Info of each pool.

  

  PoolInfo[]public poolInfo;

  

  //Info of each user that stakes LP tokens.

  

  mapping(address=>UserInfo)public userInfo;

  

  //Total allocation poitns.Must be the sum of all allocation points in all pools.

  

  uint256 private totalAllocPoint=0;

  

  //The block number when Reward mining starts.

  

  contract TokenVesting is Ownable{

  

  using SafeMath for uint256;

  

  using SafeERC20 for Colorbay;

  

  event Released(uint256 amount);

  

  event Revoked();

  

  //beneficiary of tokens after they are released

  

  address public beneficiary;

  

  uint256 public cliff;

  

  uint256 public start;

  

  uint256 public duration;

  

  bool public revocable;

  

  mapping(address=>uint256)public released;

  

  uint256 public startBlock;

  

  //The block number when mining ends.

  

  uint256 public bonusEndBlock;


來自 “ ITPUB部落格 ” ,連結:http://blog.itpub.net/70020038/viewspace-2950399/,如需轉載,請註明出處,否則將追究法律責任。

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