Address Contract Verified
Address
0x5202d112f476199Cf7df2bf4EfCa113aD13358dA
Balance
0 ETH
Nonce
1
Code Size
2511 bytes
Creator
0xAa3bD679...B1C8 at tx 0xc23a759d...74083d
Indexed Transactions
0
Contract Bytecode
2511 bytes
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5064736f6c634300081f0033
Verified Source Code Full Match
Compiler: v0.8.31+commit.fd3a2265
EVM: paris
Optimization: Yes (200 runs)
ARXON_ERC20.sol 109 lines
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.20;
/*
ARXON (ARX) - Simple ERC20
- Fixed total supply
- No mint after deploy
- No tax, no blacklist, no proxy
- Single-file, verify-friendly
*/
contract ARXON {
// ERC20 metadata
string public constant name = "ARXON";
string public constant symbol = "ARX";
uint8 public constant decimals = 18;
// Total supply: 100,000,000 ARX (18 decimals)
uint256 public constant totalSupply = 100_000_000 * 10 ** uint256(decimals);
// Balances & allowances
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256)) private _allowances;
// Events (ERC20 standard)
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
constructor() {
// Mint fixed supply to deployer
_balances[msg.sender] = totalSupply;
emit Transfer(address(0), msg.sender, totalSupply);
}
// --- ERC20 standard functions ---
function balanceOf(address account) external view returns (uint256) {
return _balances[account];
}
function allowance(address owner, address spender) external view returns (uint256) {
return _allowances[owner][spender];
}
function transfer(address to, uint256 amount) external returns (bool) {
_transfer(msg.sender, to, amount);
return true;
}
function approve(address spender, uint256 amount) external returns (bool) {
_approve(msg.sender, spender, amount);
return true;
}
function transferFrom(address from, address to, uint256 amount) external returns (bool) {
uint256 currentAllowance = _allowances[from][msg.sender];
require(currentAllowance >= amount, "ERC20: transfer amount exceeds allowance");
unchecked {
_allowances[from][msg.sender] = currentAllowance - amount;
}
_transfer(from, to, amount);
emit Approval(from, msg.sender, _allowances[from][msg.sender]);
return true;
}
// Optional helpers (still standard-ish)
function increaseAllowance(address spender, uint256 addedValue) external returns (bool) {
_approve(msg.sender, spender, _allowances[msg.sender][spender] + addedValue);
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) external returns (bool) {
uint256 currentAllowance = _allowances[msg.sender][spender];
require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
unchecked {
_approve(msg.sender, spender, currentAllowance - subtractedValue);
}
return true;
}
// --- internal logic ---
function _transfer(address from, address to, uint256 amount) internal {
require(from != address(0), "ERC20: transfer from zero address");
require(to != address(0), "ERC20: transfer to zero address");
require(amount > 0, "ERC20: transfer amount must be > 0");
uint256 fromBalance = _balances[from];
require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
unchecked {
_balances[from] = fromBalance - amount;
_balances[to] += amount;
}
emit Transfer(from, to, amount);
}
function _approve(address owner, address spender, uint256 amount) internal {
require(owner != address(0), "ERC20: approve from zero address");
require(spender != address(0), "ERC20: approve to zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
}
Read Contract
allowance 0xdd62ed3e → uint256
balanceOf 0x70a08231 → uint256
decimals 0x313ce567 → uint8
name 0x06fdde03 → string
symbol 0x95d89b41 → string
totalSupply 0x18160ddd → uint256
Write Contract 5 functions
These functions modify contract state and require a wallet transaction to execute.
approve 0x095ea7b3
address spender
uint256 amount
returns: bool
decreaseAllowance 0xa457c2d7
address spender
uint256 subtractedValue
returns: bool
increaseAllowance 0x39509351
address spender
uint256 addedValue
returns: bool
transfer 0xa9059cbb
address to
uint256 amount
returns: bool
transferFrom 0x23b872dd
address from
address to
uint256 amount
returns: bool
Recent Transactions
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