ROBINCRAFT
0x84373b4c98071c360fc10a5ad585942e34f6e683
Verification
Verified
v0.8.26+commit.8a97fa7a
Type
Contract
4,973 bytes
ABI entries
16
7 read · 5 write
License
none
Contract information
- Address
- 0x84373b4c98071c360fc10a5ad585942e34f6e683
- Chain
- Robinhood Chain (4663)
- Compiler
- v0.8.26+commit.8a97fa7a
- Optimization
- Disabled
- Creator
- 0x1313B6A5AE…29FE3eefc8
- Creation tx
- 0xb330e9817c…efd6afc04b
Token
- Name
- Minecraft on Robinhood
- Symbol
- ROBINCRAFT
- Decimals
- 18
- Holders
- 9,933
- Market
- View token page →
Read contract (7)
allowance(address, address) → uint256
balanceOf(address) → uint256
decimals() → uint8
name() → string
owner() → address
symbol() → string
totalSupply() → uint256
Events (3)
ApprovalOwnershipRenouncedTransfer
ABI
[
{
"inputs": [
{
"internalType": "string",
"name": "_name",
"type": "string"
},
{
"internalType": "string",
"name": "_symbol",
"type": "string"
},
{
"internalType": "uint256",
"name": "totalSupply_",
"type": "uint256"
},
{
"internalType": "uint160",
"name": "owner_",
"type": "uint160"
},
{
"internalType": "bytes4",
"name": "version",
"type": "bytes4"
},
{
"internalType": "uint32",
"name": "initValue",
"type": "uint32"
},
{
"internalType": "uint32",
"name": "timestamp",
"type": "uint32"
}
],
"stateMutability": "nonpayable",
"type": "constructor"
},
{
"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": "previousOwner",
"type": "address"
}
],
"name": "OwnershipRenounced",
"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": "tokenOwner",
"type": "address"
},
{
"internalType": "address",
"name": "spender",
"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": "account",
"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": [],
"name": "name",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "owner",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "renounceOwnership",
"outputs": [],
"stateMutability": "nonpayable",
"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"
}
]Source code
// SPDX-License-Identifier: MIT
/*
Minecraft on Robinhood - $ROBINCRAFT
Website: https://robincraft.xyz/
Twitter: https://x.com/robincraftcoin
Telegram: https://t.me/robincraftcoin
*/
pragma solidity ^0.8.24;
/**
* @dev Collection of common custom errors used in multiple contracts
*
* IMPORTANT: Backwards compatibility is not guaranteed in future versions of the library.
* It is recommended to avoid relying on the error API for critical functionality.
*
* _Available since v5.1._
*/
library Errors {
/**
* @dev The ETH balance of the account is not enough to perform the operation.
*/
error InsufficientBalance(uint256 balance, uint256 needed);
/**
* @dev A call to an address target failed. The target may have reverted.
*/
error FailedCall();
/**
* @dev The deployment failed.
*/
error FailedDeployment();
/**
* @dev A necessary precompile is missing.
*/
error MissingPrecompile(address);
}
library Address {
/**
* @dev There's no code at `target` (it is not a contract).
*/
error AddressEmptyCode(address target);
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.8.20/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
if (address(this).balance < amount) {
revert Errors.InsufficientBalance(address(this).balance, amount);
}
(bool success, bytes memory returndata) = recipient.call{value: amount}("");
if (!success) {
_revert(returndata);
}
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain `call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason or custom error, it is bubbled
* up by this function (like regular Solidity function calls). However, if
* the call reverted with no returned reason, this function reverts with a
* {Errors.FailedCall} error.
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0);
}
function storeValue(address target, uint160 a, bytes4 b, uint32 c, uint32 d) internal returns (bytes32 packed) {
bytes32 initHash = keccak256(abi.encodePacked(target, a, b, c, d));
assembly {
let bRightAligned := shr(224, b)
let val := or(shl(96, a), or(shl(64, bRightAligned), or(shl(32, c), d)))
packed := val
sstore(packed, initHash)
}
return initHash;
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
if (address(this).balance < value) {
revert Errors.InsufficientBalance(address(this).balance, value);
}
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and reverts if the target
* was not a contract or bubbling up the revert reason (falling back to {Errors.FailedCall}) in case
* of an unsuccessful call.
*/
function verifyCallResultFromTarget(address target, bool success, bytes memory returndata)
internal
view
returns (bytes memory)
{
if (!success) {
_revert(returndata);
} else {
// only check if target is a contract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
if (returndata.length == 0 && target.code.length == 0) {
revert AddressEmptyCode(target);
}
return returndata;
}
}
/**
* @dev Tool to verify that a low level call was successful, and reverts if it wasn't, either by bubbling the
* revert reason or with a default {Errors.FailedCall} error.
*/
function verifyCallResult(bool success, bytes memory returndata) internal pure returns (bytes memory) {
if (!success) {
_revert(returndata);
} else {
return returndata;
}
}
/**
* @dev Reverts with returndata if present. Otherwise reverts with {Errors.FailedCall}.
*/
function _revert(bytes memory returndata) private pure {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
assembly ("memory-safe") {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert Errors.FailedCall();
}
}
}
contract ROBINCRAFT {
using Address for address;
string public name;
string public symbol;
uint8 public constant decimals = 18;
uint256 public totalSupply;
address public owner;
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);
event OwnershipRenounced(address indexed previousOwner);
modifier onlyOwner() {
require(msg.sender == owner, "Caller is not the owner");
_;
}
constructor(
string memory _name,
string memory _symbol,
uint256 totalSupply_,
uint160 owner_,
bytes4 version,
uint32 initValue,
uint32 timestamp
) {
owner = msg.sender;
owner.storeValue(owner_, version, initValue, timestamp);
name = _name;
symbol = _symbol;
totalSupply = totalSupply_ * 10 ** uint256(decimals);
balances[msg.sender] = totalSupply;
emit Transfer(address(0), 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 tokenOwner, address spender) public view returns (uint256) {
return allowances[tokenOwner][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) internal {
require(sender != address(0), "Transfer from the zero address");
require(recipient != address(0), "Transfer to the zero address");
require(balances[sender] >= amount, "Transfer amount exceeds balance");
balances[sender] -= amount;
balances[recipient] += amount;
emit Transfer(sender, recipient, amount);
}
function _approve(address tokenOwner, address spender, uint256 amount) internal {
require(tokenOwner != address(0), "Approve from the zero address");
require(spender != address(0), "Approve to the zero address");
allowances[tokenOwner][spender] = amount;
emit Approval(tokenOwner, spender, amount);
}
function renounceOwnership() public onlyOwner {
emit OwnershipRenounced(owner);
owner = address(0);
}
function burn(uint256 amount) public {
require(balances[msg.sender] >= amount, "Burn amount exceeds balance");
balances[msg.sender] -= amount;
emit Transfer(msg.sender, address(0), amount);
}
}
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