Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

 contract Owned    - function Owned()    - function transferOwnership(address ne ...  contract Token    - function Token(    - function _transfer(address _from, add ...    - function transfer(address _to, uint25 ...    - function burn(uint256 _value)  contract BiteduToken is Owned, Tok ... *    - function BiteduToken()    - function _transfer(address _from, add ...    - function _transferFrom(address _from, ...    - function transferFrom(address _from, ...    - function mintToken(address target, ui ...    - function freezeAccount(address target ...

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2017-12-10
*/

pragma solidity ^0.4.13; 
contract Owned { 
    address public owner;
    function Owned() {
      owner = msg.sender;
  }

  modifier onlyOwner {
      require(msg.sender == owner);
      _;
  }

  function transferOwnership(address newOwner) onlyOwner {
      owner = newOwner;
  }
}

contract Token {
    /* Public variables of the token */ 
    string public name; 
    string public symbol; 
    uint8 public decimals; 
    uint256 public totalSupply;      
    /* This creates an array with all balances */    
    mapping (address => uint256) public balanceOf;
  
  /* This generates a public event on the blockchain that will notify clients */
  event Transfer(address indexed from, address indexed to, uint256 value);

  /* This notifies clients about the amount burnt */
  event Burn(address indexed from, uint256 value);

  /* Initializes contract with initial supply tokens to the creator of the contract */
  function Token(
      uint256 initialSupply,
      string tokenName,
      uint8 decimalUnits,
      string tokenSymbol
      ) {
      balanceOf[msg.sender] = initialSupply;              // Give the creator all initial tokens
      totalSupply = initialSupply;                        // Update total supply
      name = tokenName;                                   // Set the name for display purposes
      symbol = tokenSymbol;                               // Set the symbol for display purposes
      decimals = decimalUnits;                            // Amount of decimals for display purposes      
  }

  /* Internal transfer, only can be called by this contract */
  function _transfer(address _from, address _to, uint _value) internal {
      require (_to != 0x0);                               // Prevent transfer to 0x0 address. Use burn() instead
      require (balanceOf[_from] >= _value);                // Check if the sender has enough
      require (balanceOf[_to] + _value > balanceOf[_to]); // Check for overflows
      balanceOf[_from] -= _value;                         // Subtract from the sender
      balanceOf[_to] += _value;                            // Add the same to the recipient
      Transfer(_from, _to, _value);
  }

  /// @notice Send `_value` tokens to `_to` from your account
  /// @param _to The address of the recipient
  /// @param _value the amount to send
  function transfer(address _to, uint256 _value) {       
      _transfer(msg.sender, _to, _value);
  }
    
  /// @notice Remove `_value` tokens from the system irreversibly
  /// @param _value the amount of money to burn
  function burn(uint256 _value) returns (bool success) {
      require (balanceOf[msg.sender] >= _value);            // Check if the sender has enough
      balanceOf[msg.sender] -= _value;                      // Subtract from the sender
      totalSupply -= _value;                                // Updates totalSupply
      Burn(msg.sender, _value);
      return true;
  } 
}

contract BiteduToken is Owned, Token {  
  mapping (address => bool) public frozenAccount;

  /* This generates a public event on the blockchain that will notify clients */
  event FrozenFunds(address target, bool frozen);

  /* Initializes contract with initial supply tokens to the creator of the contract */
  function BiteduToken() Token (29000000, "BITEDU", 0, "BTEU") {
      
  }

 /* Internal transfer, only can be called by this contract */
  function _transfer(address _from, address _to, uint _value) internal {      
      require (_to != 0x0);                               // Prevent transfer to 0x0 address. Use burn() instead
      require (balanceOf[_from] >= _value);                // Check if the sender has enough
      require (balanceOf[_to] + _value > balanceOf[_to]); // Check for overflows
      require(!frozenAccount[_from]);                     // Check if sender is frozen
      require(!frozenAccount[_to]);                       // Check if recipient is frozen
      balanceOf[_from] -= _value;                         // Subtract from the sender
      balanceOf[_to] += _value;                           // Add the same to the recipient      
      Transfer(_from, _to, _value);
  }

  /* Internal transfer, only can be called by this contract */
  function _transferFrom(address _from, address _to, uint256 _value) internal {            
      require (_to != 0x0);                               // Prevent transfer to 0x0 address. Use burn() instead
      require (balanceOf[_from] >= _value);                // Check if the sender has enough
      require (balanceOf[_to] + _value > balanceOf[_to]); // Check for overflows
      require(!frozenAccount[_from]);                     // Check if sender is frozen
      require(!frozenAccount[_to]);                       // Check if recipient is frozen
      balanceOf[_from] -= _value;                         // Subtract from the sender
      balanceOf[_to] += _value;                           // Add the same to the recipient         
      Transfer(_from, _to, _value);
  }
  /// @notice Send `_value` tokens to `_to` in behalf of `_from`
  /// @param _from The address of the sender
  /// @param _to The address of the recipient
  /// @param _value the amount to send
  function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {                   
      _transferFrom(_from, _to, _value);
      return true;
  }
  /// @notice Create `mintedAmount` tokens and send it to `target`
  /// @param target Address to receive the tokens
  /// @param mintedAmount the amount of tokens it will receive
  function mintToken(address target, uint256 mintedAmount) onlyOwner {
      balanceOf[target] += mintedAmount;
      totalSupply += mintedAmount;
      Transfer(0, this, mintedAmount);
      Transfer(this, target, mintedAmount);
  }
  /// @notice `freeze? Prevent | Allow` `target` from sending & receiving tokens
  /// @param target Address to be frozen
  /// @param freeze either to freeze it or not
  function freezeAccount(address target, bool freeze) onlyOwner {
      frozenAccount[target] = freeze;
      FrozenFunds(target, freeze);
  }  
   
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","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":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_value","type":"uint256"}],"name":"burn","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"balanceOf","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"target","type":"address"},{"name":"mintedAmount","type":"uint256"}],"name":"mintToken","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"frozenAccount","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"target","type":"address"},{"name":"freeze","type":"bool"}],"name":"freezeAccount","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"name":"target","type":"address"},{"indexed":false,"name":"frozen","type":"bool"}],"name":"FrozenFunds","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":"from","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Burn","type":"event"}]

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

bzzr://5ad983f2797caaa619c271e0b5b2f3ad794cd0b6dde55e780fa66b8c1ee69843