Shaun Reed e585f18359 Add blockchain directory for working on related projects
+ Add sample Solidity project template, README instructions
2021-05-03 14:46:36 -04:00

20 lines
419 B
Solidity

// SPDX-License-Identifier: MIT
pragma solidity >=0.4.22 <0.9.0;
contract Migrations {
address public owner = msg.sender;
uint public last_completed_migration;
modifier restricted() {
require(
msg.sender == owner,
"This function is restricted to the contract's owner"
);
_;
}
function setCompleted(uint completed) public restricted {
last_completed_migration = completed;
}
}