Contract的方法已经设置为payable，但是web3还是提示没有payable，remix内交互没有问题，不知道要怎么调整？
// ------------------------------------------------------------------------
// 1,000,000 UICI Tokens per 1 ETH
// ------------------------------------------------------------------------
function setInfo(string _fName, uint _age) public payable {
fName = _fName;
age = _age;
require(now >= startDate && now <= endDate);
uint tokens;
if (now <= bonusEnds) {
tokens = msg.value * 1200000;
} else {
tokens = msg.value * 1000000;
}
balances[msg.sender] = safeAdd(balances[msg.sender], tokens);
_totalSupply = safeAdd(_totalSupply, tokens);
Transfer(address(0), msg.sender, tokens);
owner.transfer(msg.value);
}
function getInfo() public constant returns (string, uint) {
return (fName, age);
}
报错：
Error: Can not send value to non-payable contract method or constructor
at Object.o._executeMethod (web3_1.2.6.min.js:1)
at HTMLButtonElement.<anonymous> ((index):82)
at HTMLButtonElement.dispatch (jquery.js:3)
at HTMLButtonElement.q.handle (jquery.js:3)
完整代码：
contract uiciToken is ERC20Interface, Owned, SafeMath {
string public symbol;
string public name;
uint8 public decimals;
uint public _totalSupply;
uint public startDate;
uint public bonusEnds;
uint public endDate;
string fName;
uint age;
mapping(address => uint) balances;
mapping(address => mapping(address => uint)) allowed;
// ------------------------------------------------------------------------
// Constructor
// ------------------------------------------------------------------------
function uiciToken() public{
symbol = "UICI";
name = "UICI Token";
decimals = 18;
bonusEnds = now + 2 weeks;
endDate = now + 10 weeks;
}
// ------------------------------------------------------------------------
// Total supply
// ------------------------------------------------------------------------
function totalSupply() public constant returns (uint) {
return _totalSupply - balances[address(0)];
}
// ------------------------------------------------------------------------
// Get the token balance for account `tokenOwner`
// ------------------------------------------------------------------------
function balanceOf(address tokenOwner) public constant returns (uint balance) {
return balances[tokenOwner];
}
// ------------------------------------------------------------------------
// Transfer the balance from token owner's account to `to` account
// - Owner's account must have sufficient balance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transfer(address to, uint tokens) public returns (bool success) {
balances[msg.sender] = safeSub(balances[msg.sender], tokens);
balances[to] = safeAdd(balances[to], tokens);
Transfer(msg.sender, to, tokens);
return true;
}
// ------------------------------------------------------------------------
// Token owner can approve for `spender` to transferFrom(...) `tokens`
// from the token owner's account
//
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// recommends that there are no checks for the approval double-spend attack
// as this should be implemented in user interfaces
// ------------------------------------------------------------------------
function approve(address spender, uint tokens) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
Approval(msg.sender, spender, tokens);
return true;
}
// ------------------------------------------------------------------------
// Transfer `tokens` from the `from` account to the `to` account
//
// The calling account must already have sufficient tokens approve(...)-d
// for spending from the `from` account and
// - From account must have sufficient balance to transfer
// - Spender must have sufficient allowance to transfer
// - 0 value transfers are allowed
// ------------------------------------------------------------------------
function transferFrom(address from, address to, uint tokens) public returns (bool success) {
balances[from] = safeSub(balances[from], tokens);
allowed[from][msg.sender] = safeSub(allowed[from][msg.sender], tokens);
balances[to] = safeAdd(balances[to], tokens);
Transfer(from, to, tokens);
return true;
}
// ------------------------------------------------------------------------
// Returns the amount of tokens approved by the owner that can be
// transferred to the spender's account
// ------------------------------------------------------------------------
function allowance(address tokenOwner, address spender) public constant returns (uint remaining) {
return allowed[tokenOwner][spender];
}
// ------------------------------------------------------------------------
// Token owner can approve for `spender` to transferFrom(...) `tokens`
// from the token owner's account. The `spender` contract function
// `receiveApproval(...)` is then executed
// ------------------------------------------------------------------------
function approveAndCall(address spender, uint tokens, bytes data) public returns (bool success) {
allowed[msg.sender][spender] = tokens;
Approval(msg.sender, spender, tokens);
ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, this, data);
return true;
}
// ------------------------------------------------------------------------
// 1,000,000 UICI Tokens per 1 ETH
// ------------------------------------------------------------------------
function setInfo(string _fName, uint _age) public payable {
fName = _fName;
age = _age;
require(now >= startDate && now <= endDate);
uint tokens;
if (now <= bonusEnds) {
tokens = msg.value * 1200000;
} else {
tokens = msg.value * 1000000;
}
balances[msg.sender] = safeAdd(balances[msg.sender], tokens);
_totalSupply = safeAdd(_totalSupply, tokens);
Transfer(address(0), msg.sender, tokens);
owner.transfer(msg.value);
}
function getInfo() public constant returns (string, uint) {
return (fName, age);
}
// ------------------------------------------------------------------------
// Owner can transfer out any accidentally sent ERC20 tokens
// ------------------------------------------------------------------------
function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
return ERC20Interface(tokenAddress).transfer(owner, tokens);
}
}
前端代码:
<!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>First DApp Demo</title>
<link rel="stylesheet" type="text/css" href="main.css">
<script src="web3_1.2.6.min.js"></script>
</head>
<body>
<div class="container">
<h1> First DApp Demo</h1>
<h2 id="info"></h2>
<label for="name" class="col-lg-2 control-label">姓名：</label>
<input id="name" type="text">
<label for="name" class="col-lg-2 control-label">年龄：</label>
<input id="age" type="text">
<button id="button">更新</button>
</div>
<script src="jquery.js"></script>
<script>
function initWeb3() {
var web3;
if (window.ethereum) {
web3 = new Web3(window.ethereum);
// 请求用户授权
window.ethereum.enable();
} else if (typeof web3 !== 'undefined') {
web3 = new Web3(web3.currentProvider);
web3.eth.defaultAccount = web3.eth.accounts[0];
console.log(web3.eth.defaultAccount);
} else {
// set the provider you want from Web3.providers
web3 = new Web3(new Web3.providers.HttpProvider("HTTP://127.0.0.1:8545"));
console.log("web3 local Provider"+web3)
}
return web3;
}
var web3 = initWeb3();
web3.eth.getAccounts((error, accounts) => {
web3.eth.defaultAccount = accounts[0];
console.log(accounts)
})
var info = new web3.eth.Contract(
[{"constant":true,"inputs":[],"name":"getInfo","outputs":[{"name":"","type":"string"},{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_fName","type":"string"},{"name":"_age","type":"uint256"}],"name":"setInfo","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"}]
,'0x402Ed5892bff3Ba8470498947DeE064393E53Cd8');
info.methods.getInfo().call(
function(error, result) {
console.log(error);
if(!error) {
$("#info").html(result[0]+' ('+result[1]+' years old)');
console.log(result);
} else {
console.error(error);
}
});
$("#button").click(function() {
console.log(info);
console.log(web3.eth.defaultAccount);
info.methods.setInfo($("#name").val(), $("#age").val())
.send({from: web3.eth.defaultAccount, value: web3.utils.toWei('1','ether') },
function(error, transactionHash) {
console.log(error)
});
// web3.eth.sendTransaction({
// from: web3.eth.defaultAccount,
// to: '0xf97De723d0aA8d9c1D47603dA687922C0896b79C',
// value: web3.utils.toWei('1','ether')
// })
});
</script>
</body>
</html>
