BaseBase
0x8e...0099
jamshid

jamshid

jmd

代币
市值
$1.00
 
价格
2%
此合同的源代码已经过验证!
合同元数据
编译器
0.8.26+commit.8a97fa7a
语言
Solidity
合同源代码
文件 1 的 1:ERC20.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.26;
 
// https://github.com/OpenZeppelin/openzeppelin-contracts/blob/v3.0.0/contracts/token/ERC20/IERC20.sol
interface IERC20 {
   function totalSupply() external view returns (uint);
 
   function balanceOf(address account) external view returns (uint);
 
   function transfer(address recipient, uint amount) external returns (bool);
 
   function allowance(address owner, address spender) external view returns (uint);
 
   function approve(address spender, uint amount) external returns (bool);
 
   function transferFrom(
       address sender,
       address recipient,
       uint amount
   ) external returns (bool);
 
   event Transfer(address indexed from, address indexed to, uint value);
   event Approval(address indexed owner, address indexed spender, uint value);
}
 
 
 
contract ERC20 is IERC20 {
   uint public totalSupply;
   mapping(address => uint) public balanceOf;
   mapping(address => mapping(address => uint)) public allowance;
   string public name = "jamshid";
   string public symbol = "jmd";
   uint8 public decimals = 18;
 
   function transfer(address recipient, uint amount) external returns (bool) {
       balanceOf[msg.sender] -= amount;
       balanceOf[recipient] += amount;
       emit Transfer(msg.sender, recipient, amount);
       return true;
   }
 
   function approve(address spender, uint amount) external returns (bool) {
       allowance[msg.sender][spender] = amount;
       emit Approval(msg.sender, spender, amount);
       return true;
   }
 
   function transferFrom(
       address sender,
       address recipient,
       uint amount
   ) external returns (bool) {
       allowance[sender][msg.sender] -= amount;
       balanceOf[sender] -= amount;
       balanceOf[recipient] += amount;
       emit Transfer(sender, recipient, amount);
       return true;
   }
 
   function mint(uint amount) external {
       balanceOf[msg.sender] += amount;
       totalSupply += amount;
       emit Transfer(address(0), msg.sender, amount);
   }
 
   function burn(uint amount) external {
       balanceOf[msg.sender] -= amount;
       totalSupply -= amount;
       emit Transfer(msg.sender, address(0), amount);
   }
}
设置
{
  "compilationTarget": {
    "ERC20.sol": "ERC20"
  },
  "evmVersion": "shanghai",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs"
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": []
}
ABI
[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]