23 lines
568 B
Solidity
23 lines
568 B
Solidity
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//SPDX-License-Identifier: Unlicense
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pragma solidity ^0.6.0;
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import "hardhat/console.sol";
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contract Greeter {
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string private greeting;
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constructor(string memory _greeting) public {
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console.log("Deploying a Greeter with greeting:", _greeting);
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greeting = _greeting;
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}
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function greet() public view returns (string memory) {
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return greeting;
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}
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function setGreeting(string memory _greeting) public {
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console.log("Changing greeting from '%s' to '%s'", greeting, _greeting);
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greeting = _greeting;
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}
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}
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