Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

library SafeMath    - function sub(uint256 a, uint256 b)    - function add(uint256 a, uint256 b)    - function mul(uint256 a, uint256 b)  contract ERC20Basic    - function totalSupply()    - function balanceOf(address who)    - function transfer(address to, uint256 ...    - function batchTransfer(address[] rece ...  contract BasicToken is ERC20Basic    - function totalSupply()    - function balanceOf(address _owner)    - function transfer(address _to, uint25 ...    - function batchTransfer(address[] _rec ...  contract BWT1Coin is BasicToken *

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2020-02-22
*/

/**
 *Submitted for verification at Etherscan.io on 2019-10-30
*/

pragma solidity ^ 0.4.24;

library SafeMath {
    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 c) {
        c = a + b;
        assert(c >= a);
        return c;
    }

    function mul(uint256 a, uint256 b) internal pure returns(uint256 c) {
        if (a == 0) {
            return 0;
        }
        c = a * b;
        assert(c / a == b);
        return c;
    }
}
contract ERC20Basic {
    function totalSupply() public view returns(uint256);

    function balanceOf(address who) public view returns(uint256);

    function transfer(address to, uint256 value) public returns(bool);

    function batchTransfer(address[] receivers, uint256[] values)
    public returns(bool);
    event Transfer(address indexed from, address indexed to, uint256 value);
}
contract BasicToken is ERC20Basic {
    using SafeMath
    for uint256;
    mapping(address => uint256) internal balances;
    uint256 internal totalSupply_;

    function totalSupply() public view returns(uint256) {
        return totalSupply_;
    }

    function balanceOf(address _owner) public view returns(uint256) {
        return balances[_owner];
    }

    function transfer(address _to, uint256 _value) public returns(bool) {
        require(_to != address(0));
        require(_value <= balances[msg.sender]);
        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        emit Transfer(msg.sender, _to, _value);
        return true;
    }

    function batchTransfer(address[] _receivers, uint256[] _values) public returns(bool) {
        require(_receivers.length > 0);
        require(_receivers.length < 100000);
        require(_receivers.length == _values.length);
        uint256 sum;
        for (uint i = 0; i < _values.length; i++) {
            sum = sum.add(_values[i]);
            require(_receivers[i] != address(0));
        }
        require(sum <= balances[msg.sender]);
        balances[msg.sender] = balances[msg.sender].sub(sum);
        for (uint j = 0; j < _receivers.length; j++) {
            balances[_receivers[j]] = balances[_receivers[j]].add(_values[j]);
            emit Transfer(msg.sender, _receivers[j], _values[j]);
        }
        return true;
    }
}
contract BWT1Coin is BasicToken {
    string public name;
    string public symbol;
    uint8 public decimals;
    constructor() public {
        name = "BitWatch Token";
        symbol = "BWT1";
        decimals = 18;
        totalSupply_ = 2e27;
        balances[msg.sender] = totalSupply_;
        emit Transfer(address(0), msg.sender, totalSupply_);
    }
}

• 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":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_receivers","type":"address[]"},{"name":"_values","type":"uint256[]"}],"name":"batchTransfer","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","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":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","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"}]

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

2513:373:0:-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;2552:18;;8:9:-1;5:2;;;30:1;27;20:12;5:2;2552:18:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:100:-1;33:3;30:1;27:10;8:100;;;90:11;;;84:18;71:11;;;64:39;52:2;45:10;8:100;;;12:14;2552:18:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;1178:90;;8:9:-1;5:2;;;30:1;27;20:12;5:2;1178:90:0;;;;;;;;;;;;;;;;;;;;2604:21;;8:9:-1;5:2;;;30:1;27;20:12;5:2;2604:21:0;;;;;;;;;;;;;;;;;;;;;;;1276:106;;8:9:-1;5:2;;;30:1;27;20:12;5:2;-1:-1;1276:106:0;-1:-1:-1;;;;;1276:106:0;;;;;1750:758;;8:9:-1;5:2;;;30:1;27;20:12;5:2;-1:-1;1750:758:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;1750:758:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;1750:758:0;;;;-1:-1:-1;1750:758:0;-1:-1:-1;1750:758:0;;-1:-1:-1;1750:758:0;;;;;;;;;-1:-1:-1;1750:758:0;;-1:-1:-1;1750:758:0;;-1:-1:-1;;;;;;;1750:758:0;;;;;;;;;;;;;;;;;;;2577:20;;8:9:-1;5:2;;;30:1;27;20:12;5:2;2577:20:0;;;;1390:352;;8:9:-1;5:2;;;30:1;27;20:12;5:2;-1:-1;1390:352:0;-1:-1:-1;;;;;1390:352:0;;;;;;;2552:18;;;;;;;;;;;;;;-1:-1:-1;;2552:18:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::o;1178:90::-;1248:12;;1178:90;:::o;2604:21::-;;;;;;:::o;1276:106::-;-1:-1:-1;;;;;1358:16:0;1331:7;1358:16;;;;;;;;;;;;1276:106::o;1750:758::-;1829:4;1988:11;2015:6;2280;1874:1;1854:10;:17;:21;1846:30;;;;;;;;1895:17;;1915:6;-1:-1:-1;1887:35:0;;;;;;1962:14;;1941:17;;:35;1933:44;;;;;;2024:1;2015:10;;2010:145;2031:7;:14;2027:1;:18;2010:145;;;2073:19;2081:7;2089:1;2081:10;;;;;;;;;;;;;;;;;;;2073:3;;:19;:7;:19;:::i;:::-;2067:25;;2140:1;-1:-1:-1;;;;;2115:27:0;:10;2126:1;2115:13;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;2115:27:0;;;2107:36;;;;;;2047:3;;;;;2010:145;;;2189:10;2180:8;:20;;;;;;;;;;;2173:27;;;2165:36;;;;;;2244:10;2235:8;:20;;;;;;;;;;;:29;;2260:3;2235:29;:24;:29;:::i;:::-;2221:10;2212:8;:20;;;;;;;;;;:52;;;;:8;-1:-1:-1;2275:204:0;2296:10;:17;2292:1;:21;2275:204;;;2361:39;2389:7;2397:1;2389:10;;;;;;;;;;;;;;;;;;2361:8;:23;2370:10;2381:1;2370:13;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;2361:23:0;;;;;;;;;;;-1:-1:-1;2361:23:0;;;:39;:27;:39;:::i;:::-;2335:8;:23;2344:10;2355:1;2344:13;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;2335:23:0;;;;;;;;;;;-1:-1:-1;2335:23:0;:65;2441:13;;:10;;2452:1;;2441:13;;;;;;;;;;;;;;-1:-1:-1;;;;;2420:47:0;2429:10;-1:-1:-1;;;;;2420:47:0;;2456:7;2464:1;2456:10;;;;;;;;;;;;;;;;;;2420:47;;;;;;;;;;;;;;;;;;2315:3;;2275:204;;;-1:-1:-1;2496:4:0;;1750:758;-1:-1:-1;;;;;1750:758:0:o;2577:20::-;;;;;;;;;;;;;;;-1:-1:-1;;2577:20:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;1390:352;1452:4;-1:-1:-1;;;;;1477:17:0;;;;1469:26;;;;;;1533:10;1524:8;:20;;;;;;;;;;;1514:30;;;1506:39;;;;;;1588:10;1579:8;:20;;;;;;;;;;;:32;;1604:6;1579:32;:24;:32;:::i;:::-;1565:10;1556:8;:20;;;;;;;;;;;:55;;;;-1:-1:-1;;;;;1638:13:0;;;;;;:25;;1656:6;1638:25;:17;:25;:::i;:::-;-1:-1:-1;;;;;1622:13:0;;:8;:13;;;;;;;;;;;;:41;;;;1679:33;;;;;;;1622:13;;1688:10;;1679:33;;;;;;;;;;-1:-1:-1;1730:4:0;1390:352;;;;:::o;254:140::-;337:5;;;360:6;;;;353:14;;;;254:140;;;;:::o;124:122::-;181:7;208:6;;;;201:14;;;;-1:-1:-1;233:5:0;;;124:122::o

bzzr://2787c3f53b5a366abce78137e45b33dcb55a98bb64210e5b909d09a2aebd7247