Token

Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

   - function totalSupply ()    - function balanceOf (address _owner)    - function transfer (address _to, uint2 ...    - function transferFrom (address _from, ...    - function approve (address _spender, u ...    - function allowance (address _owner, a ...    - function safeAdd (uint256 x, uint256 ...    - function safeSub (uint256 x, uint256 ...    - function safeMul (uint256 x, uint256 ...    - function AbstractToken ()    - function balanceOf (address _owner)    - function transfer (address _to, uint2 ...    - function transferFrom (address _from, ...    - function approve (address _spender, u ...    - function allowance (address _owner, a ...    - function CuboToken (uint256 _tokenCou ...    - function totalSupply ()    - function name ()    - function symbol ()    - function decimals ()    - function approve (address _spender, u ...

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2018-10-12
*/

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;
	}


	/**
	 * Cubomania token smart contract.
	 */
	contract CuboToken is AbstractToken {
	  /**
	   * Total number of tokens in circulation.
	   */
	  uint256 tokenCount;

	  /**
	   * Create new Cubomania token smart contract, with given number of tokens issued
	   * and given to msg.sender.
	   *
	   * @param _tokenCount number of tokens to issue and give to msg.sender
	   */
	  function CuboToken (uint256 _tokenCount) public {
		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 "Cubo";
	  }

	  /**
	   * Get symbol of this token.
	   *
	   * @return symbol of this token
	   */
	  function symbol () public pure returns (string result) {
		return "CUBO";
	  }

	  /**
	   * Get number of decimals for this token.
	   *
	   * @return number of decimals for this token
	   */
	  function decimals () public pure returns (uint8 result) {
		return 6;
	  }

	  /**
	   * 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;
	  }
	}

• No Contract Security Audit Submitted- Submit Audit Here

[{"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":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":"_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":[{"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"}]

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

000000000000000000000000000000000000000000000000000032ee841b8000

-----Decoded View---------------
Arg [0] : _tokenCount (uint256): 56000000000000

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000000000000000000000000000000032ee841b8000

bzzr://2dafc1b55195dfaa1712579336fbf63d12891ce674f0e22269831aff9677a727