遇到一个不知道怎么办的问题

QQ20200421215458.png

遇到了这样的问题

然后下面是代码

<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">

    <meta name="viewport" content="width=device-width, initial-scale=1.0">

    <meta http-equiv="X-UA-Compatible" content="ie=edge">

    <title>Document</title>

    <link rel="stylesheet" type="text/css" href="main.css">

    <script src="![](file:///C:\Users\PC\AppData\Roaming\Tencent\QQTempSys\%W@GJ$ACOF(TYDYECOKVDYB.png)https://cdn.jsdelivr.net/npm/web3@latest/dist/web3.min.js"></script>

</head>

<body>

    <div class="container">

        <h1>Info Contract</h1>

        <h2 id="info"></h2>

        <label for="name" class="col-lg-2 control-label">Name</label>

        <input id="name" type="text">

        <label for="name" class="col-lg-2 control-label">Age</label>

        <input id="age" type="text">

        <button id="button">Update Info</button>

    </div>

    <script src="![](file:///C:\Users\PC\AppData\Roaming\Tencent\QQTempSys\%W@GJ$ACOF(TYDYECOKVDYB.png)https://code.jquery.com/jquery-3.2.1.slim.min.js"></script>

    <script>

    var web3 = new Web3('http://127.0.0.1:8545');

    web3.setProvider('http://127.0.0.1:8545');

    var infoContract = new web3.eth.Contract([
    {
        "constant": true,
        "inputs": [],
        "name": "getInfo",
        "outputs": [
            {
                "internalType": "string",
                "name": "",
                "type": "string"
            },
            {
                "internalType": "uint256",
                "name": "",
                "type": "uint256"
            }
        ],
        "payable": false,
        "stateMutability": "view",
        "type": "function"
    },
    {
        "constant": false,
        "inputs": [
            {
                "internalType": "string",
                "name": "_fname",
                "type": "string"
            },
            {
                "internalType": "uint256",
                "name": "_age",
                "type": "uint256"
            }
        ],
        "name": "setInfo",
        "outputs": [],
        "payable": false,
        "stateMutability": "nonpayable",
        "type": "function"
    }
],'0xf983cfb115baff13df2beff7c9c6b825c6fc20c7')

console.log("abc"+web3);

  infoContract.methods.getInfo().call({from: '0xf983cfb115baff13df2beff7c9c6b825c6fc20c7'}, function(error, result){

  if(!error)
      {
        $("#info").html(result[0]+' ('+result[1]+' years old)');
        console.log(result);
      }
  else
      console.error(error);
    });
  </script>

</body>

</html>
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1 个回答

Tiny熊
  擅长:智能合约,以太坊
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  • 徐文宣 提出于 2020-04-21 21:55