ethers-rs/examples/contract.sol

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2020-05-31 14:50:00 +00:00
pragma solidity >=0.4.24;
contract SimpleStorage {
event ValueChanged(address indexed author, string oldValue, string newValue);
string _value;
constructor(string memory value) public {
emit ValueChanged(msg.sender, _value, value);
_value = value;
}
function getValue() view public returns (string memory) {
return _value;
}
function setValue(string memory value) public {
emit ValueChanged(msg.sender, _value, value);
_value = value;
}
}