Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

•  contract ERC20
•    - function totalSupply()
•    - function balanceOf(address _owner)
•    - function transfer(address _to, uint25 ...
•    - function transferFrom(address _from, ...
•    - function approve(address _spender, ui ...
•    - function allowance(address _owner, ad ...
•    - function BitcoinRed()
•    - function distributeBTR(address[] addr ...
•    - function totalSupply()
•    - function balanceOf(address _owner)
•    - function transfer(address _to, uint25 ...
•    - function transferFrom(
•    - function approve(address _spender, ui ...
•    - function allowance(address _owner, ad ...

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2017-10-21
*/

pragma solidity ^0.4.13;

contract ERC20 {
     function totalSupply() constant returns (uint256 totalSupply);
     function balanceOf(address _owner) constant returns (uint256 balance);
     function transfer(address _to, uint256 _value) returns (bool success);
     function transferFrom(address _from, address _to, uint256 _value) returns (bool success);
     function approve(address _spender, uint256 _value) returns (bool success);
     function allowance(address _owner, address _spender) constant returns (uint256 remaining);
     event Transfer(address indexed _from, address indexed _to, uint256 _value);
     event Approval(address indexed _owner, address indexed _spender, uint256 _value);
 }
  
  contract BitcoinRed is ERC20 {
     string public constant symbol = "BTCR";
     string public constant name = "Bitcoin Red";
     uint8 public constant decimals = 8;
     uint256 _totalSupply = 21000000 * 10**8;
     

     address public owner;
  
     mapping(address => uint256) balances;
  
     mapping(address => mapping (address => uint256)) allowed;
     
  
     function BitcoinRed() {
         owner = msg.sender;
         balances[owner] = 21000000 * 10**8;
     }
     
     modifier onlyOwner() {
        require(msg.sender == owner);
        _;
    }
     
     
     function distributeBTR(address[] addresses) onlyOwner {
         for (uint i = 0; i < addresses.length; i++) {
             balances[owner] -= 2000 * 10**8;
             balances[addresses[i]] += 2000 * 10**8;
             Transfer(owner, addresses[i], 2000 * 10**8);
         }
     }
     
  
     function totalSupply() constant returns (uint256 totalSupply) {
         totalSupply = _totalSupply;
     }
  

     function balanceOf(address _owner) constant returns (uint256 balance) {
        return balances[_owner];
     }
 
     function transfer(address _to, uint256 _amount) returns (bool success) {
         if (balances[msg.sender] >= _amount 
            && _amount > 0
             && balances[_to] + _amount > balances[_to]) {
             balances[msg.sender] -= _amount;
             balances[_to] += _amount;
             Transfer(msg.sender, _to, _amount);
            return true;
         } else {
             return false;
         }
     }
     
     
     function transferFrom(
         address _from,
         address _to,
         uint256 _amount
     ) returns (bool success) {
         if (balances[_from] >= _amount
             && allowed[_from][msg.sender] >= _amount
             && _amount > 0
             && balances[_to] + _amount > balances[_to]) {
             balances[_from] -= _amount;
             allowed[_from][msg.sender] -= _amount;
             balances[_to] += _amount;
             Transfer(_from, _to, _amount);
             return true;
         } else {
            return false;
         }
     }
 
     function approve(address _spender, uint256 _amount) returns (bool success) {
         allowed[msg.sender][_spender] = _amount;
        Approval(msg.sender, _spender, _amount);
         return true;
     }
  
     function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
         return allowed[_owner][_spender];
    }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_amount","type":"uint256"}],"name":"approve","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"totalSupply","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_amount","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":"addresses","type":"address[]"}],"name":"distributeBTR","outputs":[],"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":"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":"_amount","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":[],"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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

bzzr://4e5cece5c93b1936f75a2d1b5b597e11d3aba7063128b753e9e74d20eb561e02