# solidity代码分享

By [小林](https://paragraph.com/@yoyomyoyoa) · 2023-04-04

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### 这个代码可以部署到你在做交互的测试链上增加你账号的权重

    // SPDX-License-Identifier: MIT
    pragma solidity ^0.8.0;
    
    contract ZKSbaby {
        string public name = "ZKSbaby"; //名字  
        string public symbol = "ZKS";  //简写
        uint256 public totalSupply = 100000000 * 10**18; // 100 million tokens with 18 decimal places
        uint8 public decimals = 18;
        
        address public marketingWallet = 0x000000000000000000000000000000000000dEaD; //营销钱包修改你自己的
        uint256 public marketingTax = 2; //税
      
        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 owner, address indexed spender, uint256 value);
    
        constructor() {
            _balances[msg.sender] = totalSupply;
        }
    
        function balanceOf(address account) public view returns (uint256) {
            return _balances[account];
        }
    
        function transfer(address recipient, uint256 amount) public returns (bool) {
            _transfer(msg.sender, recipient, amount);
            return true;
        }
    
        function allowance(address owner, address spender) public view returns (uint256) {
            return _allowances[owner][spender];
        }
    
        function approve(address spender, uint256 amount) public returns (bool) {
            _approve(msg.sender, spender, amount);
            return true;
        }
    
        function transferFrom(address sender, address recipient, uint256 amount) public returns (bool) {
            _transfer(sender, recipient, amount);
            _approve(sender, msg.sender, _allowances[sender][msg.sender] - amount);
            return true;
        }
    
        function _transfer(address sender, address recipient, uint256 amount) private {
            require(sender != address(0), "ZKSbaby: transfer from the zero address");
            require(recipient != address(0), "ZKSbaby: transfer to the zero address");
    
            uint256 marketingFee = amount * marketingTax / 100;
    
            _balances[sender] -= amount;
            _balances[recipient] += amount - marketingFee;
            _balances[marketingWallet] += marketingFee;
    
            emit Transfer(sender, recipient, amount - marketingFee);
        }
    
        function _approve(address owner, address spender, uint256 amount) private {
            require(owner != address(0), "ZKSbaby: approve from the zero address");
            require(spender != address(0), "ZKSbaby: approve to the zero address");
    
            _allowances[owner][spender] = amount;
            emit Approval(owner, spender, amount);
        }
    }
    
    
    
    这个代码不能在zks上发行 zks 你要去安装依赖才可以 
    
    部署这里我就不写了网上有很多教学 我自己在Taiko测试链上发的大家做测试的时候可以去部署下

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*Originally published on [小林](https://paragraph.com/@yoyomyoyoa/solidity)*