20 lines
396 B
Solidity
20 lines
396 B
Solidity
// SPDX-License-Identifier: UNLICENSED
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pragma solidity ^0.8.9;
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contract HelloWorld {
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string public greeting;
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constructor(string memory _greeting) {
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greeting = _greeting;
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}
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function setGreeting(string memory _greeting) public{
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greeting = _greeting;
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}
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function say() public view returns(string memory){
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return greeting;
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}
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} |