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payable(address(etherStore)).call{value: 1 ether}(
abi.encodeWithSignature("depositFunds()")
);
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pragma solidity ^0.8.0;
contract MyToken {
string public name;
string public symbol;
uint8 public decimals;
uint256 public totalSupply;
mapping(address => uint256) public balanceOf;
constructor() {
name = "My Token";
symbol = "MT";
decimals = 18;
totalSupply = 1000000 * 10 ** uint256(decimals);
balanceOf[msg.sender] = totalSupply;
}
}
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brew update
brew upgrade
brew tap ethereum/ethereum
brew install solidity
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pragma solidity ^0.8.0;
contract CNDXResearchValidation {
// Event declarations
event SubmissionReceived(uint indexed submissionId, address indexed contributor);
event ValidationPassed(uint indexed submissionId);
event TokensIssued(uint indexed submissionId, address indexed contributor, uint tokenAmount);
// Submission structure
struct Submission {
address contributor;
string description;
bool isValidated;
uint tokenAmount;
}
Submission[] public submissions;
// Function to submit a research contribution
function submitContribution(string memory description) public {
submissions.push(Submission(msg.sender, description, false, 0));
emit SubmissionReceived(submissions.length - 1, msg.sender);
}
// Example of an automated validation function
function automatedValidation(uint submissionId) internal {
// Validation logic
submissions[submissionId].isValidated = true; // Simple example, real validation would be more complex
emit ValidationPassed(submissionId);
}
// Function to issue tokens after validation
function issueTokens(uint submissionId, uint tokenAmount) internal {
require(submissions[submissionId].isValidated, "Submission not validated");
// Token issuance logic
submissions[submissionId].tokenAmount = tokenAmount;
emit TokensIssued(submissionId, submissions[submissionId].contributor, tokenAmount);
}
// Example function to handle the entire validation and token issuance process
function validateAndIssueTokens(uint submissionId, uint tokenAmount) public {
automatedValidation(submissionId);
issueTokens(submissionId, tokenAmount);
}
}
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async function main() {
const deployedContract = await ethers.deployContract("SimpleStorage",["Hello World"]);
await deployedContract.waitForDeployment();
console.log("SimpleStorage Contract Address:", await deployedContract.getAddress());
}
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function getAuction(uint index) public view returns (uint, uint, bool) {
Auction memory auction = auctions[index];
return (auction.startingPrice, auction.reservePrice, auction.sold);
}
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(bool success, ) = payable(address(etherStore)).call{value: 1 ether}(
abi.encodeWithSignature("depositFunds()")
);
require(success, "Deposit failed");
my first solidity code review
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// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
contract Fallback {
mapping(address => uint) public contributions;
address public owner;
constructor() {
owner = msg.sender;
contributions[msg.sender] = 1000 * (1 ether);
}
modifier onlyOwner {
require(
msg.sender == owner,
"caller is not the owner"
);
_;
}
function contribute() public payable {
require(msg.value < 0.001 ether);
contributions[msg.sender] += msg.value;
if(contributions[msg.sender] > contributions[owner]) {
owner = msg.sender;
}
}
function getContribution() public view returns (uint) {
return contributions[msg.sender];
}
function withdraw() public onlyOwner {
payable(owner).transfer(address(this).balance);
}
receive() external payable {
require(msg.value > 0 && contributions[msg.sender] > 0);
owner = msg.sender;
}
}