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ERC-20
Overview
Max Total Supply
4,800,000,000 WORK
Holders
1,543
Market
Onchain Market Cap
$0.00
Circulating Supply Market Cap
-
Other Info
Token Contract (WITH 8 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
AworkerToken
Compiler Version
v0.4.24+commit.e67f0147
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity)
/** *Submitted for verification at Etherscan.io on 2018-07-24 */ pragma solidity ^0.4.16; /* * Abstract Token Smart Contract. Copyright © 2017 by ABDK Consulting. * Author: Mikhail Vladimirov <[email protected]> */ pragma solidity ^0.4.20; /* * EIP-20 Standard Token Smart Contract Interface. * Copyright © 2016–2018 by ABDK Consulting. * Author: Mikhail Vladimirov <[email protected]> */ pragma solidity ^0.4.20; /** * ERC-20 standard token interface, as defined * <a href="https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20.md">here</a>. */ contract Token { /** * Get total number of tokens in circulation. * * @return total number of tokens in circulation */ function totalSupply () public view returns (uint256 supply); /** * Get number of tokens currently belonging to given owner. * * @param _owner address to get number of tokens currently belonging to the * owner of * @return number of tokens currently belonging to the owner of given address */ function balanceOf (address _owner) public view returns (uint256 balance); /** * Transfer given number of tokens from message sender to given recipient. * * @param _to address to transfer tokens to the owner of * @param _value number of tokens to transfer to the owner of given address * @return true if tokens were transferred successfully, false otherwise */ function transfer (address _to, uint256 _value) public returns (bool success); /** * Transfer given number of tokens from given owner to given recipient. * * @param _from address to transfer tokens from the owner of * @param _to address to transfer tokens to the owner of * @param _value number of tokens to transfer from given owner to given * recipient * @return true if tokens were transferred successfully, false otherwise */ function transferFrom (address _from, address _to, uint256 _value) public returns (bool success); /** * Allow given spender to transfer given number of tokens from message sender. * * @param _spender address to allow the owner of to transfer tokens from * message sender * @param _value number of tokens to allow to transfer * @return true if token transfer was successfully approved, false otherwise */ function approve (address _spender, uint256 _value) public returns (bool success); /** * Tell how many tokens given spender is currently allowed to transfer from * given owner. * * @param _owner address to get number of tokens allowed to be transferred * from the owner of * @param _spender address to get number of tokens allowed to be transferred * by the owner of * @return number of tokens given spender is currently allowed to transfer * from given owner */ function allowance (address _owner, address _spender) public view returns (uint256 remaining); /** * Logged when tokens were transferred from one owner to another. * * @param _from address of the owner, tokens were transferred from * @param _to address of the owner, tokens were transferred to * @param _value number of tokens transferred */ event Transfer (address indexed _from, address indexed _to, uint256 _value); /** * Logged when owner approved his tokens to be transferred by some spender. * * @param _owner owner who approved his tokens to be transferred * @param _spender spender who were allowed to transfer the tokens belonging * to the owner * @param _value number of tokens belonging to the owner, approved to be * transferred by the spender */ event Approval ( address indexed _owner, address indexed _spender, uint256 _value); } /* * Safe Math Smart Contract. Copyright © 2016–2017 by ABDK Consulting. * Author: Mikhail Vladimirov <[email protected]> */ pragma solidity ^0.4.20; /** * Provides methods to safely add, subtract and multiply uint256 numbers. */ contract SafeMath { uint256 constant private MAX_UINT256 = 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF; /** * Add two uint256 values, throw in case of overflow. * * @param x first value to add * @param y second value to add * @return x + y */ function safeAdd (uint256 x, uint256 y) pure internal returns (uint256 z) { assert (x <= MAX_UINT256 - y); return x + y; } /** * Subtract one uint256 value from another, throw in case of underflow. * * @param x value to subtract from * @param y value to subtract * @return x - y */ function safeSub (uint256 x, uint256 y) pure internal returns (uint256 z) { assert (x >= y); return x - y; } /** * Multiply two uint256 values, throw in case of overflow. * * @param x first value to multiply * @param y second value to multiply * @return x * y */ function safeMul (uint256 x, uint256 y) pure internal returns (uint256 z) { if (y == 0) return 0; // Prevent division by zero at the next line assert (x <= MAX_UINT256 / y); return x * y; } } /** * Abstract Token Smart Contract that could be used as a base contract for * ERC-20 token contracts. */ contract AbstractToken is Token, SafeMath { /** * Create new Abstract Token contract. */ function AbstractToken () public { // Do nothing } /** * Get number of tokens currently belonging to given owner. * * @param _owner address to get number of tokens currently belonging to the * owner of * @return number of tokens currently belonging to the owner of given address */ function balanceOf (address _owner) public view returns (uint256 balance) { return accounts [_owner]; } /** * Transfer given number of tokens from message sender to given recipient. * * @param _to address to transfer tokens to the owner of * @param _value number of tokens to transfer to the owner of given address * @return true if tokens were transferred successfully, false otherwise */ function transfer (address _to, uint256 _value) public returns (bool success) { uint256 fromBalance = accounts [msg.sender]; if (fromBalance < _value) return false; if (_value > 0 && msg.sender != _to) { accounts [msg.sender] = safeSub (fromBalance, _value); accounts [_to] = safeAdd (accounts [_to], _value); } Transfer (msg.sender, _to, _value); return true; } /** * Transfer given number of tokens from given owner to given recipient. * * @param _from address to transfer tokens from the owner of * @param _to address to transfer tokens to the owner of * @param _value number of tokens to transfer from given owner to given * recipient * @return true if tokens were transferred successfully, false otherwise */ function transferFrom (address _from, address _to, uint256 _value) public returns (bool success) { uint256 spenderAllowance = allowances [_from][msg.sender]; if (spenderAllowance < _value) return false; uint256 fromBalance = accounts [_from]; if (fromBalance < _value) return false; allowances [_from][msg.sender] = safeSub (spenderAllowance, _value); if (_value > 0 && _from != _to) { accounts [_from] = safeSub (fromBalance, _value); accounts [_to] = safeAdd (accounts [_to], _value); } Transfer (_from, _to, _value); return true; } /** * Allow given spender to transfer given number of tokens from message sender. * * @param _spender address to allow the owner of to transfer tokens from * message sender * @param _value number of tokens to allow to transfer * @return true if token transfer was successfully approved, false otherwise */ function approve (address _spender, uint256 _value) public returns (bool success) { allowances [msg.sender][_spender] = _value; Approval (msg.sender, _spender, _value); return true; } /** * Tell how many tokens given spender is currently allowed to transfer from * given owner. * * @param _owner address to get number of tokens allowed to be transferred * from the owner of * @param _spender address to get number of tokens allowed to be transferred * by the owner of * @return number of tokens given spender is currently allowed to transfer * from given owner */ function allowance (address _owner, address _spender) public view returns (uint256 remaining) { return allowances [_owner][_spender]; } /** * Mapping from addresses of token holders to the numbers of tokens belonging * to these token holders. */ mapping (address => uint256) internal accounts; /** * Mapping from addresses of token holders to the mapping of addresses of * spenders to the allowances set by these token holders to these spenders. */ mapping (address => mapping (address => uint256)) internal allowances; } /** * Aworker token smart contract. */ contract AworkerToken is AbstractToken { /** * Address of the owner of this smart contract. */ address private owner; /** * Total number of tokens in circulation. */ uint256 tokenCount; /** * True if tokens transfers are currently frozen, false otherwise. */ bool frozen = false; /** * Create new Aworker token smart contract, with given number of tokens issued * and given to msg.sender, and make msg.sender the owner of this smart * contract. * * @param _tokenCount number of tokens to issue and give to msg.sender */ function AworkerToken (uint256 _tokenCount) public { owner = msg.sender; tokenCount = _tokenCount; accounts [msg.sender] = _tokenCount; } /** * Get total number of tokens in circulation. * * @return total number of tokens in circulation */ function totalSupply () public view returns (uint256 supply) { return tokenCount; } /** * Get name of this token. * * @return name of this token */ function name () public pure returns (string result) { return "Aworker"; } /** * Get symbol of this token. * * @return symbol of this token */ function symbol () public pure returns (string result) { return "WORK"; } /** * Get number of decimals for this token. * * @return number of decimals for this token */ function decimals () public pure returns (uint8 result) { return 8; } /** * Transfer given number of tokens from message sender to given recipient. * * @param _to address to transfer tokens to the owner of * @param _value number of tokens to transfer to the owner of given address * @return true if tokens were transferred successfully, false otherwise */ function transfer (address _to, uint256 _value) public returns (bool success) { if (frozen) return false; else return AbstractToken.transfer (_to, _value); } /** * Transfer given number of tokens from given owner to given recipient. * * @param _from address to transfer tokens from the owner of * @param _to address to transfer tokens to the owner of * @param _value number of tokens to transfer from given owner to given * recipient * @return true if tokens were transferred successfully, false otherwise */ function transferFrom (address _from, address _to, uint256 _value) public returns (bool success) { if (frozen) return false; else return AbstractToken.transferFrom (_from, _to, _value); } /** * Change how many tokens given spender is allowed to transfer from message * spender. In order to prevent double spending of allowance, this method * receives assumed current allowance value as an argument. If actual * allowance differs from an assumed one, this method just returns false. * * @param _spender address to allow the owner of to transfer tokens from * message sender * @param _currentValue assumed number of tokens currently allowed to be * transferred * @param _newValue number of tokens to allow to transfer * @return true if token transfer was successfully approved, false otherwise */ function approve (address _spender, uint256 _currentValue, uint256 _newValue) public returns (bool success) { if (allowance (msg.sender, _spender) == _currentValue) return approve (_spender, _newValue); else return false; } /** * Set new owner for the smart contract. * May only be called by smart contract owner. * * @param _newOwner address of new owner of the smart contract */ function setOwner (address _newOwner) public { require (msg.sender == owner); owner = _newOwner; } /** * Freeze token transfers. * May only be called by smart contract owner. */ function freezeTransfers () public { require (msg.sender == owner); if (!frozen) { frozen = true; Freeze (); } } /** * Unfreeze token transfers. * May only be called by smart contract owner. */ function unfreezeTransfers () public { require (msg.sender == owner); if (frozen) { frozen = false; Unfreeze (); } } /** * Logged when token transfers were frozen. */ event Freeze (); /** * Logged when token transfers were unfrozen. */ event Unfreeze (); }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"constant":false,"inputs":[],"name":"freezeTransfers","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"result","type":"string"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_newOwner","type":"address"}],"name":"setOwner","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"supply","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"result","type":"uint8"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":false,"inputs":[],"name":"unfreezeTransfers","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_currentValue","type":"uint256"},{"name":"_newValue","type":"uint256"}],"name":"approve","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"result","type":"string"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_tokenCount","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[],"name":"Freeze","type":"event"},{"anonymous":false,"inputs":[],"name":"Unfreeze","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_from","type":"address"},{"indexed":true,"name":"_to","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"_owner","type":"address"},{"indexed":true,"name":"_spender","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Approval","type":"event"}]
Contract Creation Code
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Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
00000000000000000000000000000000000000000000000006a94d74f4300000
-----Decoded View---------------
Arg [0] : _tokenCount (uint256): 480000000000000000
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 00000000000000000000000000000000000000000000000006a94d74f4300000
Swarm Source
bzzr://61025df93bda56687bbe614cb267a45f08c5c68d8879fe251cadb39f5bfd53c5
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