tjkomor / encode-week3 Goto Github PK

//SPDX-License-Identifier: Unlicense
pragma solidity ^0.8.0;

import "hardhat/console.sol";
/// @title A simple greeting contract
/// @author tjkomor
/// @notice You can use this contract for printing a message on the console.
contract Greeter {
    string private greeting;

    constructor(string memory _greeting) {
        console.log("Deploying a Greeter with greeting:", _greeting);
        greeting = _greeting;
    }
/// @notice Returns the greeting message
    /// @return The greeting message as a string
    function greet() public view returns (string memory) {
        return greeting;
    }
/// @notice Modify the greeting message according to an input
    /// @param _greeting The new message set by the user
    function setGreeting(string memory _greeting) public {
        console.log("Changing greeting from '%s' to '%s'", greeting, _greeting);
        greeting = _greeting;
    }
}