CubLearn-Solidity/contracts/DTLToken.sol

27 lines
674 B
Solidity

// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
contract DTLToken is ERC20 {
constructor(address initialHolder) ERC20("Digital Turkish Lira", "DTL") {
_mint(initialHolder, 1000000000);
}
function decimals() public view virtual override returns (uint8) {
return 0;
}
function getAllowanceOfSpender(address spender) external view returns (uint256) {
return allowance(msg.sender, spender);
}
function approveMax(address spender) external returns (bool) {
return approve(spender, totalSupply());
}
function getMyBalance() external view returns (uint) {
return balanceOf(msg.sender);
}
}