daiki44

<?php
[2018-07-16 16:41:01] local.INFO: stdClass Object
(
  [errors] => Array
    (
      [0] => stdClass Object
        (
          [code] => 89
          [message] => Invalid or expired token.
        )

daiki44

mapping (address => uint) userAge;
    
// ブロックチェーン上のデータへアクセス可能
function viewAge(address _address) public view returns (uint) {
  return userAge[_address];
}
    
// view 修飾子内では値の変更ができないため、Warningが表示される
function viewWarnAge(address _address) public view returns (uint) {
  userAge[_address] = 10;

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function global() {
  bytes32 blochHash = block.blochHash(100); // 100番目のブロックハッシュ値
  address coinbase = block.coinbase;
  uint number = block.number;
  uint timestamp = block.timestamp;
  uint difficulty = block.difficulty;
  address sender = msg.sender;
  uint value = msg.value;
  uint now = now;
}

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function getBool() public returns (bool) {
  bool a = true;
  bool b = false;
  
  // このとき既にbがfalseであるため、aの処理は発動されない
  if (b || a) {
  
  }
}

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function getArray() public returns (uint[]) {
  uint[2] a; // 固定長配列の宣言
  uint[] b; // 可変長配列の宣言
  
  b.push(1); // 要素の追加はpushを使う
  uint length = b.length; // 配列の要素数はlengthで取得する
}

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struct a {
  uint8 b; // このとき可能な限りbit数を下げることで、容量を下げ、使用するGASの節約に繋がる
  string c;
}

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function getBalance(address _addr) returns (uint) {
  return _addr.balance; // 残高を返す
}

function send(address _to, uint _amount) {
  _to.send(_amount); // Etherの送金
}

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struct User {
  string name;
  uint8 age;
}

mapping (address => balance) balanceList;
mapping (address => User) userList;

function setBalance(address _address) {
  balanceList[_address] = _address.balance;

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function ether() {
  uint wei = 1 wei;
  uint szabo = 1 szabo;
  uint finney = 1 finney;
  uint ether = 1 ether;
}

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function time() {
  uint seconds = 1 seconds;
  uint minutes = 1 minutes;
  uint hours = 1 hours;
  uint days = 1 days;
  uint weeks = 1 weeks;
  uint years = 1 years;
}