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Contract Name
Migara (tickrr)
Compiler
solidity · v0.5.0+commit.1d4f565a
Optimization
No
EVM Version
default
Source
Mirrored from Robinhood Chain explorer
Contract Source Code
Outline
I IERC20
ƒ totalSupply
ƒ balanceOf
ƒ transfer
ƒ allowance
ƒ approve
ƒ transferFrom
L SafeMath
ƒ add
ƒ sub
ƒ mul
ƒ div
ƒ mod
C ERC20
ƒ totalSupply
ƒ balanceOf
ƒ transfer
ƒ allowance
ƒ approve
ƒ transferFrom
ƒ increaseAllowance
ƒ decreaseAllowance
ƒ _transfer
ƒ _mint
ƒ _burn
ƒ _approve
ƒ _burnFrom
C Migara
ƒ burn
ƒ name
ƒ symbol
ƒ decimals
Migara.sol
pragma solidity ^0.5.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `recipient`.
*/
function transfer(address recipient, uint256 amount)
external
returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender`
* is allowed to spend on behalf of `owner`.
*/
function allowance(address owner, address spender)
external
view
returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender`.
*/
function approve(address spender, uint256 amount)
external
returns (bool);
/**
* @dev Moves `amount` tokens from `sender` to `recipient`.
*/
function transferFrom(
address sender,
address recipient,
uint256 amount
)
external
returns (bool);
event Transfer(
address indexed from,
address indexed to,
uint256 value
);
event Approval(
address indexed owner,
address indexed spender,
uint256 value
);
}
// File: contracts\open-zeppelin-contracts\math\SafeMath.sol
pragma solidity ^0.5.0;
/**
* @dev Wrappers over Solidity's arithmetic operations with
* added overflow checks.
*/
library SafeMath {
function add(uint256 a, uint256 b)
internal
pure
returns (uint256)
{
uint256 c = a + b;
require(
c >= a,
"SafeMath: addition overflow"
);
return c;
}
function sub(uint256 a, uint256 b)
internal
pure
returns (uint256)
{
require(
b <= a,
"SafeMath: subtraction overflow"
);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b)
internal
pure
returns (uint256)
{
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(
c / a == b,
"SafeMath: multiplication overflow"
);
return c;
}
function div(uint256 a, uint256 b)
internal
pure
returns (uint256)
{
require(
b > 0,
"SafeMath: division by zero"
);
uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b)
internal
pure
returns (uint256)
{
require(
b != 0,
"SafeMath: modulo by zero"
);
return a % b;
}
}
// File: contracts\open-zeppelin-contracts\token\ERC20\ERC20.sol
pragma solidity ^0.5.0;
/**
* @dev Implementation of the `IERC20` interface.
*/
contract ERC20 is IERC20 {
using SafeMath for uint256;
mapping(address => uint256) private _balances;
mapping(address => mapping(address => uint256))
private _allowances;
uint256 private _totalSupply;
/**
* @dev See `IERC20.totalSupply`.
*/
function totalSupply()
public
view
returns (uint256)
{
return _totalSupply;
}
/**
* @dev See `IERC20.balanceOf`.
*/
function balanceOf(address account)
public
view
returns (uint256)
{
return _balances[account];
}
/**
* @dev See `IERC20.transfer`.
*/
function transfer(
address recipient,
uint256 amount
)
public
returns (bool)
{
_transfer(
msg.sender,
recipient,
amount
);
return true;
}
/**
* @dev See `IERC20.allowance`.
*/
function allowance(
address owner,
address spender
)
public
view
returns (uint256)
{
return _allowances[owner][spender];
}
/**
* @dev See `IERC20.approve`.
*/
function approve(
address spender,
uint256 value
)
public
returns (bool)
{
_approve(
msg.sender,
spender,
value
);
return true;
}
/**
* @dev See `IERC20.transferFrom`.
*/
function transferFrom(
address sender,
address recipient,
uint256 amount
)
public
returns (bool)
{
_transfer(
sender,
recipient,
amount
);
_approve(
sender,
msg.sender,
_allowances[sender][msg.sender].sub(amount)
);
return true;
}
/**
* @dev Atomically increases allowance.
*/
function increaseAllowance(
address spender,
uint256 addedValue
)
public
returns (bool)
{
_approve(
msg.sender,
spender,
_allowances[msg.sender][spender].add(
addedValue
)
);
return true;
}
/**
* @dev Atomically decreases allowance.
*/
function decreaseAllowance(
address spender,
uint256 subtractedValue
)
public
returns (bool)
{
_approve(
msg.sender,
spender,
_allowances[msg.sender][spender].sub(
subtractedValue
)
);
return true;
}
/**
* @dev Moves tokens from `sender` to `recipient`.
*/
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"
);
_balances[sender] =
_balances[sender].sub(amount);
_balances[recipient] =
_balances[recipient].add(amount);
emit Transfer(
sender,
recipient,
amount
);
}
/**
* @dev Creates tokens and assigns them to `account`.
*/
function _mint(
address account,
uint256 amount
)
internal
{
require(
account != address(0),
"ERC20: mint to the zero address"
);
_totalSupply =
_totalSupply.add(amount);
_balances[account] =
_balances[account].add(amount);
emit Transfer(
address(0),
account,
amount
);
}
/**
* @dev Destroys tokens from `account`.
*/
function _burn(
address account,
uint256 value
)
internal
{
require(
account != address(0),
"ERC20: burn from the zero address"
);
_totalSupply =
_totalSupply.sub(value);
_balances[account] =
_balances[account].sub(value);
emit Transfer(
account,
address(0),
value
);
}
/**
* @dev Sets allowance.
*/
function _approve(
address owner,
address spender,
uint256 value
)
internal
{
require(
owner != address(0),
"ERC20: approve from the zero address"
);
require(
spender != address(0),
"ERC20: approve to the zero address"
);
_allowances[owner][spender] = value;
emit Approval(
owner,
spender,
value
);
}
/**
* @dev Burns tokens using allowance.
*/
function _burnFrom(
address account,
uint256 amount
)
internal
{
_burn(
account,
amount
);
_approve(
account,
msg.sender,
_allowances[account][msg.sender].sub(
amount
)
);
}
}
// File: contracts\ERC20\Migara.sol
pragma solidity ^0.5.0;
/**
* @title Migara
* @author TokenMint (visit https://tokenmint.io)
*
* @dev Standard ERC20 token with burning
* and optional functions implemented.
*/
contract Migara is ERC20 {
string private _name;
string private _symbol;
uint8 private _decimals;
/**
* @dev Constructor.
*
* @param symbol symbol of the token
* @param decimals number of decimal places
* @param totalSupply total supply in lowest units
* @param tokenOwnerAddress address receiving
* 100% of initial supply
*/
constructor(
string memory symbol,
uint8 decimals,
uint256 totalSupply,
address payable feeReceiver,
address tokenOwnerAddress
)
public
payable
{
_name = "Migara";
_symbol = symbol;
_decimals = decimals;
// Give tokenOwnerAddress 100% of initial token supply
_mint(
tokenOwnerAddress,
totalSupply
);
// Original TokenMint deployment-fee mechanism
feeReceiver.transfer(msg.value);
}
/**
* @dev Burns a specific amount of tokens.
*/
function burn(uint256 value)
public
{
_burn(
msg.sender,
value
);
}
/**
* @return token name.
*/
function name()
public
view
returns (string memory)
{
return _name;
}
/**
* @return token symbol.
*/
function symbol()
public
view
returns (string memory)
{
return _symbol;
}
/**
* @return token decimals.
*/
function decimals()
public
view
returns (uint8)
{
return _decimals;
}
}Contract ABI
[
{
"name": "name",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "string"
}
],
"payable": false,
"constant": true,
"stateMutability": "view"
},
{
"name": "approve",
"type": "function",
"inputs": [
{
"name": "spender",
"type": "address"
},
{
"name": "value",
"type": "uint256"
}
],
"outputs": [
{
"name": "",
"type": "bool"
}
],
"payable": false,
"constant": false,
"stateMutability": "nonpayable"
},
{
"name": "totalSupply",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "uint256"
}
],
"payable": false,
"constant": true,
"stateMutability": "view"
},
{
"name": "transferFrom",
"type": "function",
"inputs": [
{
"name": "sender",
"type": "address"
},
{
"name": "recipient",
"type": "address"
},
{
"name": "amount",
"type": "uint256"
}
],
"outputs": [
{
"name": "",
"type": "bool"
}
],
"payable": false,
"constant": false,
"stateMutability": "nonpayable"
},
{
"name": "decimals",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "uint8"
}
],
"payable": false,
"constant": true,
"stateMutability": "view"
},
{
"name": "increaseAllowance",
"type": "function",
"inputs": [
{
"name": "spender",
"type": "address"
},
{
"name": "addedValue",
"type": "uint256"
}
],
"outputs": [
{
"name": "",
"type": "bool"
}
],
"payable": false,
"constant": false,
"stateMutability": "nonpayable"
},
{
"name": "burn",
"type": "function",
"inputs": [
{
"name": "value",
"type": "uint256"
}
],
"outputs": [],
"payable": false,
"constant": false,
"stateMutability": "nonpayable"
},
{
"name": "balanceOf",
"type": "function",
"inputs": [
{
"name": "account",
"type": "address"
}
],
"outputs": [
{
"name": "",
"type": "uint256"
}
],
"payable": false,
"constant": true,
"stateMutability": "view"
},
{
"name": "symbol",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "string"
}
],
"payable": false,
"constant": true,
"stateMutability": "view"
},
{
"name": "decreaseAllowance",
"type": "function",
"inputs": [
{
"name": "spender",
"type": "address"
},
{
"name": "subtractedValue",
"type": "uint256"
}
],
"outputs": [
{
"name": "",
"type": "bool"
}
],
"payable": false,
"constant": false,
"stateMutability": "nonpayable"
},
{
"name": "transfer",
"type": "function",
"inputs": [
{
"name": "recipient",
"type": "address"
},
{
"name": "amount",
"type": "uint256"
}
],
"outputs": [
{
"name": "",
"type": "bool"
}
],
"payable": false,
"constant": false,
"stateMutability": "nonpayable"
},
{
"name": "allowance",
"type": "function",
"inputs": [
{
"name": "owner",
"type": "address"
},
{
"name": "spender",
"type": "address"
}
],
"outputs": [
{
"name": "",
"type": "uint256"
}
],
"payable": false,
"constant": true,
"stateMutability": "view"
},
{
"type": "constructor",
"inputs": [
{
"name": "symbol",
"type": "string"
},
{
"name": "decimals",
"type": "uint8"
},
{
"name": "totalSupply",
"type": "uint256"
},
{
"name": "feeReceiver",
"type": "address"
},
{
"name": "tokenOwnerAddress",
"type": "address"
}
],
"payable": true,
"stateMutability": "payable"
},
{
"name": "Transfer",
"type": "event",
"inputs": [
{
"name": "from",
"type": "address",
"indexed": true
},
{
"name": "to",
"type": "address",
"indexed": true
},
{
"name": "value",
"type": "uint256",
"indexed": false
}
],
"anonymous": false
},
{
"name": "Approval",
"type": "event",
"inputs": [
{
"name": "owner",
"type": "address",
"indexed": true
},
{
"name": "spender",
"type": "address",
"indexed": true
},
{
"name": "value",
"type": "uint256",
"indexed": false
}
],
"anonymous": false
}
]Creation code isn’t shown — this contract was deployed by a factory (internal CREATE), so it has no standalone creation transaction.
Deployed Bytecode
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0 tokens · $0 total value
| Token | Symbol | Balance | Price | Value |
|---|---|---|---|---|
| no token holdings | ||||
A 1200×630 shareable card — also used as the social preview when this page is linked on X, Discord, etc.
Address
0xb0bcfea6fdb1dcbcbb5eebce6f19966cf5617777
Type
ERC-20 Token
Bytecode Size
4852 bytes
Created at
Balance
0 ETH
A contract address hosts a smart contract — a set of code functions that can execute independently of any centralized server. Learn more in our Knowledge Base.