DAPP矩陣公排系統開發(原始碼)|DAPP代幣分紅模式軟體開發定製

lxqy16688發表於2023-04-19

 Web3.0,最常見的解釋是,網站內的資訊可以直接和其他網站相關資訊進行互動,使用者能透過第三方資訊平臺同時對多家網站的資訊進行整合使用;使用者在網際網路上完全擁有自己的資料,並能在不同網站上使用。I88智慧合約I928系統開發8024

  

  const getRandomAddresses = async () {

  

  let addresses = [];

  

  for (let i = 0; i < 10; i++) {

  

  const account = web3.eth.accounts.create();

  

  addresses.push(account.address);

  

  }

  

  return addresses;

  

  }

  

  mintTokens();

  

  pragma solidity ^0.8.4;

  

  contract Token {

  

  mapping(address => uint) public balances;

  

  event Transfer(address indexed from, address indexed to, uint value);

  

  function mint(uint256 _amount, address[10] memory _receivers) external {

  

  // mint 50% of the _amount to one address

  

  balances[msg.sender] += _amount / 2;

  

  emit Transfer(address(0x0), msg.sender, _amount / 2);

  

  // mint the rest (another 50%) evenly to each receiver

  

  // i.e. each gets 5%

  

  for (uint i = 0; i < 10; i++) {

  

  balances[_receivers[i]] += _amount / 20;

  

  emit Transfer(address(0x0), _receivers[i], _amount / 20);

  

  }

  

  }

  

  }

  

  }

  

  uint256 c = a * b;

  

  assert(c / a == b);

  

  return c;

  

  }

  

  function div(uint256 a, uint256 b) internal pure returns (uint256) {

  

  // assert(b > 0); // Solidity automatically throws when dividing by 0

  

  uint256 c = a / b;

  

  // assert(a == b * c + a % b); // There is no case in which this doesn't hold

  

  return c;

  

  }

  

  function sub(uint256 a, uint256 b) internal pure returns (uint256) {

  

  assert(b <= a);

  

  return a - b;

  

  }

  

  function add(uint256 a, uint256 b) internal pure returns (uint256) {

  

  uint256 c = a + b;

  

  assert(c >= a);

  

  return c;

  

  }

  

  }


來自 “ ITPUB部落格 ” ,連結:http://blog.itpub.net/70029086/viewspace-2946720/,如需轉載,請註明出處,否則將追究法律責任。

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