Upgraded V2 Normal Low Gas Fee Meme Token with Automatic Ownership Renounce Smart Contract Code（Create Your Own Non-Honeypot Meme Tokens with Automatic Ownership Renounce Function, Low Gas Fee to Deploy, Easy to Deploy, Easy to Gain Trusts and Confidence from Crypto Traders and Investors）
*Any unauthorized edits of code might result in failure of deployment
*Must Read* Read this Guide before creating Token:
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
contract DevToken {
string public constant name = "DevToken";
string public constant symbol = "DVET";
uint8 public constant decimals = 18;
uint256 public constant totalSupply = 1000000 * 10**18;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed tokenOwner, address indexed spender, uint256 value);
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
address public owner;
modifier onlyOwner() {
require(owner == msg.sender, "Caller is not the owner");
_;
}
constructor() {
_balances[msg.sender] = totalSupply;
owner = msg.sender;
emit Transfer(address(0), msg.sender, totalSupply);
emit OwnershipTransferred(address(0), msg.sender);
renounceOwnership();
}
function balanceOf(address account) external view returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) external returns (bool) {
_transfer(msg.sender, recipient, amount);
return true;
}
function _transfer(address sender, address recipient, uint256 amount) internal {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
uint256 senderBalance = _balances[sender];
require(senderBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[sender] = senderBalance - amount;
_balances[recipient] += amount;
}
emit Transfer(sender, recipient, amount);
}
function approve(address spender, uint256 amount) external returns (bool) {
_approve(msg.sender, spender, amount);
return true;
}
function _approve(address tokenOwner, address spender, uint256 amount) internal {
require(tokenOwner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[tokenOwner][spender] = amount;
emit Approval(tokenOwner, spender, amount);
}
function allowance(address tokenOwner, address spender) external view returns (uint256) {
return _allowances[tokenOwner][spender];
}
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool) {
uint256 currentAllowance = _allowances[sender][msg.sender];
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
_transfer(sender, recipient, amount);
unchecked {
_approve(sender, msg.sender, currentAllowance - amount);
}
return true;
}
function renounceOwnership() public onlyOwner {
emit OwnershipTransferred(owner, address(0));
owner = address(0);
}
}