Address Contract Partially Verified
Address
0xd4cA5c2AFf1eeFb0BeA9e9Eab16f88DB2990C183
Balance
0 ETH
Nonce
1
Code Size
3747 bytes
Creator
0x634B69e8...033d at tx 0x35608afa...b295a7
Indexed Transactions
0
Contract Bytecode
3747 bytes
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Verified Source Code Partial Match
Compiler: v0.4.25+commit.59dbf8f1
EVM: byzantium
Optimization: Yes (200 runs)
XrpClassic.sol 222 lines
pragma solidity ^0.4.22;
library SafeMath {
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
assert(c / a == b);
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
// assert(b > 0); // Solidity automatically throws when dividing by 0
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
assert(b <= a);
return a - b;
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
assert(c >= a);
return c;
}
}
contract Ownable {
address public owner;
address public newOwner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() public {
owner = msg.sender;
newOwner = address(0);
}
modifier onlyOwner() {
require(msg.sender == owner);
_;
}
modifier onlyNewOwner() {
require(msg.sender != address(0));
require(msg.sender == newOwner);
_;
}
function transferOwnership(address _newOwner) public onlyOwner {
require(_newOwner != address(0));
newOwner = _newOwner;
}
function acceptOwnership() public onlyNewOwner returns(bool) {
emit OwnershipTransferred(owner, newOwner);
owner = newOwner;
newOwner = 0x0;
}
}
contract Pausable is Ownable {
event Pause();
event Unpause();
bool public paused = false;
modifier whenNotPaused() {
require(!paused);
_;
}
modifier whenPaused() {
require(paused);
_;
}
function pause() onlyOwner whenNotPaused public {
paused = true;
emit Pause();
}
function unpause() onlyOwner whenPaused public {
paused = false;
emit Unpause();
}
}
contract ERC20 {
function totalSupply() public view returns (uint256);
function balanceOf(address who) public view returns (uint256);
function allowance(address owner, address spender) public view returns (uint256);
function transfer(address to, uint256 value) public returns (bool);
function transferFrom(address from, address to, uint256 value) public returns (bool);
function approve(address spender, uint256 value) public returns (bool);
event Approval(address indexed owner, address indexed spender, uint256 value);
event Transfer(address indexed from, address indexed to, uint256 value);
}
interface TokenRecipient {
function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData) external;
}
contract XrpClassic is ERC20, Ownable, Pausable {
using SafeMath for uint256;
string public name;
string public symbol;
uint8 constant public decimals =8;
uint256 internal initialSupply;
uint256 internal totalSupply_;
mapping(address => uint256) internal balances;
mapping(address => mapping(address => uint256)) internal allowed;
constructor() public {
name = "XRP CLASSIC";
symbol = "XRPC";
initialSupply = 645354324324;
totalSupply_ = initialSupply * 10 ** uint(decimals);
balances[owner] = totalSupply_;
emit Transfer(address(0), owner, totalSupply_);
}
function () public payable {
revert();
}
function totalSupply() public view returns (uint256) {
return totalSupply_;
}
function transfer(address _to, uint256 _value) public whenNotPaused returns (bool) {
require(_to != address(0));
require(_value <= balances[msg.sender]);
// SafeMath.sub will throw if there is not enough balance.
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value);
return true;
}
function balanceOf(address _holder) public view returns (uint256 balance) {
return balances[_holder];
}
function transferFrom(address _from, address _to, uint256 _value) public whenNotPaused returns (bool) {
require(_to != address(0));
require(_value <= balances[_from]);
require(_value <= allowed[_from][msg.sender]);
balances[_from] = balances[_from].sub(_value);
balances[_to] = balances[_to].add(_value);
allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
emit Transfer(_from, _to, _value);
return true;
}
function approve(address _spender, uint256 _value) public whenNotPaused returns (bool) {
allowed[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value);
return true;
}
function approveAndCall(address _spender, uint256 _value, bytes _extraData) public returns (bool success) {
require(isContract(_spender));
TokenRecipient spender = TokenRecipient(_spender);
if (approve(_spender, _value)) {
spender.receiveApproval(msg.sender, _value, this, _extraData);
return true;
}
}
function increaseApproval(address _spender, uint256 _addedValue) public returns (bool)
{
allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function decreaseApproval(address _spender, uint256 _subtractedValue) public returns (bool)
{
uint256 oldValue = allowed[msg.sender][_spender];
if (_subtractedValue >= oldValue) {
allowed[msg.sender][_spender] = 0;
} else {
allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
}
emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
return true;
}
function allowance(address _holder, address _spender) public view returns (uint256) {
return allowed[_holder][_spender];
}
function claimToken(ERC20 token, address _to, uint256 _value) public onlyOwner returns (bool) {
token.transfer(_to, _value);
return true;
}
function isContract(address addr) internal view returns (bool) {
uint size;
assembly{size := extcodesize(addr)}
return size > 0;
}
}
Read Contract
allowance 0xdd62ed3e → uint256
balanceOf 0x70a08231 → uint256
decimals 0x313ce567 → uint8
name 0x06fdde03 → string
newOwner 0xd4ee1d90 → address
owner 0x8da5cb5b → address
paused 0x5c975abb → bool
symbol 0x95d89b41 → string
totalSupply 0x18160ddd → uint256
Write Contract 11 functions
These functions modify contract state and require a wallet transaction to execute.
acceptOwnership 0x79ba5097
No parameters
returns: bool
approve 0x095ea7b3
address _spender
uint256 _value
returns: bool
approveAndCall 0xcae9ca51
address _spender
uint256 _value
bytes _extraData
returns: bool
claimToken 0x125bfb66
address token
address _to
uint256 _value
returns: bool
decreaseApproval 0x66188463
address _spender
uint256 _subtractedValue
returns: bool
increaseApproval 0xd73dd623
address _spender
uint256 _addedValue
returns: bool
pause 0x8456cb59
No parameters
transfer 0xa9059cbb
address _to
uint256 _value
returns: bool
transferFrom 0x23b872dd
address _from
address _to
uint256 _value
returns: bool
transferOwnership 0xf2fde38b
address _newOwner
unpause 0x3f4ba83a
No parameters
Token Balances (1)
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