文件 1 的 1:Multiplexer.sol
pragma solidity ^0.4.16;
contract ERC20 {
function transferFrom( address from, address to, uint value) returns (bool ok);
}
pragma solidity ^0.4.16;
contract Multiplexer {
function sendTrx(address[] _to, uint256[] _value) payable returns (bool _success) {
assert(_to.length == _value.length);
assert(_to.length <= 255);
uint256 beforeValue = msg.value;
uint256 afterValue = 0;
for (uint8 i = 0; i < _to.length; i++) {
afterValue = afterValue + _value[i];
assert(_to[i].send(_value[i]));
}
uint256 remainingValue = beforeValue - afterValue;
if (remainingValue > 0) {
assert(msg.sender.send(remainingValue));
}
return true;
}
function sendToken(address _tokenAddress, address[] _to, uint256[] _value) returns (bool _success) {
assert(_to.length == _value.length);
assert(_to.length <= 255);
ERC20 token = ERC20(_tokenAddress);
for (uint256 i = 0; i < _to.length; i++) {
assert(token.transferFrom(msg.sender, _to[i], _value[i]) == true);
}
return true;
}
}
{
"compilationTarget": {
"Multiplexer.sol": "Multiplexer"
},
"libraries": {},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}