Contract Source Code:
File 1 of 1 : MYTOKEN
/**
*Submitted for verification at basescan.org on 2024-04-02
*/
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
contract MYTOKEN {
string public name;
string public symbol;
uint8 public decimals;
uint256 public totalSupply;
uint256 public burnedTokens; // Variable to store the amount of burned tokens
mapping(address => uint256) public balanceOf;
mapping(address => mapping(address => uint256)) public allowance;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
constructor(string memory _name, string memory _symbol, uint8 _decimals, uint256 _initialSupply) {
name = _name;
symbol = _symbol;
decimals = _decimals;
totalSupply = _initialSupply * 10 ** uint256(_decimals);
balanceOf[msg.sender] = totalSupply;
emit Transfer(address(0), msg.sender, totalSupply);
}
function transfer(address _to, uint256 _value) external returns (bool success) {
require(_to != address(0), "ERC20: transfer to the zero address");
require(balanceOf[msg.sender] >= _value, "ERC20: transfer amount exceeds balance");
balanceOf[msg.sender] -= _value;
balanceOf[_to] += _value;
emit Transfer(msg.sender, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) external returns (bool success) {
allowance[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function transferFrom(address _from, address _to, uint256 _value) external returns (bool success) {
require(_from != address(0), "ERC20: transfer from the zero address");
require(_to != address(0), "ERC20: transfer to the zero address");
require(balanceOf[_from] >= _value, "ERC20: transfer amount exceeds balance");
require(_value <= allowance[_from][msg.sender], "ERC20: transfer amount exceeds allowance");
balanceOf[_from] -= _value;
balanceOf[_to] += _value;
allowance[_from][msg.sender] -= _value;
emit Transfer(_from, _to, _value);
return true;
}
// Function to retrieve the burned supply of the token
function burnedSupply() external view returns (uint256) {
return burnedTokens;
}
// Function to burn tokens
function burn(uint256 _amount) external {
require(balanceOf[msg.sender] >= _amount, "ERC20: burn amount exceeds balance");
balanceOf[msg.sender] -= _amount;
totalSupply -= _amount;
burnedTokens += _amount;
emit Transfer(msg.sender, address(0), _amount);
}
}