【String】
pragma solidity ^0.8.11;
contract SolidityTest {
string data_moreGas = "test";
bytes32 data_lessGas = "test";
}常見用法
pragma solidity ^0.8.11;
contract String {
function compare(string memory _name) public view returns(bool){
if (keccak256(abi.encodePacked(_name)) == keccak256(abi.encodePacked("Vitalik"))){
return true;
}
else{
return false;
}
}
}String vs. Bytes
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