Token

Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

interface tokenRecipient function re ...  contract TokenERC20 *    - function TokenERC20(uint256 initialSu ...    - function _transfer(address _from, add ...    - function transfer(address _to, uint25 ...    - function transferFrom(address _from, ...    - function approve(address _spender, ui ...    - function approveAndCall(address _spen ...

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2020-07-20
*/

pragma solidity ^0.4.16;

interface tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData) public; }

contract TokenERC20 {
    string public name;
    string public symbol;
    uint8 public decimals = 18;  // 18 是建议的默认值
    uint256 public totalSupply;

    mapping (address => uint256) public balanceOf;  // 
    mapping (address => mapping (address => uint256)) public allowance;

    event Transfer(address indexed from, address indexed to, uint256 value);

    event Burn(address indexed from, uint256 value);


    function TokenERC20(uint256 initialSupply, string tokenName, string tokenSymbol) public {
        totalSupply = initialSupply * 10 ** uint256(decimals);
        balanceOf[msg.sender] = totalSupply;
        name = tokenName;
        symbol = tokenSymbol;
    }


    function _transfer(address _from, address _to, uint _value) internal {
        require(_to != 0x0);
        require(balanceOf[_from] >= _value);
        require(balanceOf[_to] + _value > balanceOf[_to]);
        uint previousBalances = balanceOf[_from] + balanceOf[_to];
        balanceOf[_from] -= _value;
        balanceOf[_to] += _value;
        Transfer(_from, _to, _value);
        assert(balanceOf[_from] + balanceOf[_to] == previousBalances);
    }

    function transfer(address _to, uint256 _value) public {
        _transfer(msg.sender, _to, _value);
    }

    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
        require(_value <= allowance[_from][msg.sender]);     // Check allowance
        allowance[_from][msg.sender] -= _value;
        _transfer(_from, _to, _value);
        return true;
    }

    function approve(address _spender, uint256 _value) public
        returns (bool success) {
        allowance[msg.sender][_spender] = _value;
        return true;
    }

    function approveAndCall(address _spender, uint256 _value, bytes _extraData) public returns (bool success) {
        tokenRecipient spender = tokenRecipient(_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":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","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":true,"inputs":[{"name":"","type":"address"}],"name":"balanceOf","outputs":[{"name":"","type":"uint256"}],"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":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"},{"name":"_extraData","type":"bytes"}],"name":"approveAndCall","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"},{"name":"","type":"address"}],"name":"allowance","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"initialSupply","type":"uint256"},{"name":"tokenName","type":"string"},{"name":"tokenSymbol","type":"string"}],"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":"from","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Burn","type":"event"}]

60806040526012600260006101000a81548160ff021916908360ff16021790555034801561002c57600080fd5b50604051610d31380380610d31833981018060405281019080805190602001909291908051820192919060200180518201929190505050600260009054906101000a900460ff1660ff16600a0a8302600381905550600354600460003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000208190555081600090805190602001906100dd9291906100fd565b5080600190805190602001906100f49291906100fd565b505050506101a2565b828054600181600116156101000203166002900490600052602060002090601f016020900481019282601f1061013e57805160ff191683800117855561016c565b8280016001018555821561016c579182015b8281111561016b578251825591602001919060010190610150565b5b509050610179919061017d565b5090565b61019f91905b8082111561019b576000816000905550600101610183565b5090565b90565b610b80806101b16000396000f3006080604052600436106100a4576000357c0100000000000000000000000000000000000000000000000000000000900463ffffffff16806306fdde03146100a9578063095ea7b31461013957806318160ddd1461019e57806323b872dd146101c9578063313ce5671461024e57806370a082311461027f57806395d89b41146102d6578063a9059cbb14610366578063cae9ca51146103b3578063dd62ed3e1461045e575b600080fd5b3480156100b557600080fd5b506100be6104d5565b6040518080602001828103825283818151815260200191508051906020019080838360005b838110156100fe5780820151818401526020810190506100e3565b50505050905090810190601f16801561012b5780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b34801561014557600080fd5b50610184600480360381019080803573ffffffffffffffffffffffffffffffffffffffff16906020019092919080359060200190929190505050610573565b604051808215151515815260200191505060405180910390f35b3480156101aa57600080fd5b506101b3610600565b6040518082815260200191505060405180910390f35b3480156101d557600080fd5b50610234600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803573ffffffffffffffffffffffffffffffffffffffff16906020019092919080359060200190929190505050610606565b604051808215151515815260200191505060405180910390f35b34801561025a57600080fd5b50610263610733565b604051808260ff1660ff16815260200191505060405180910390f35b34801561028b57600080fd5b506102c0600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050610746565b6040518082815260200191505060405180910390f35b3480156102e257600080fd5b506102eb61075e565b6040518080602001828103825283818151815260200191508051906020019080838360005b8381101561032b578082015181840152602081019050610310565b50505050905090810190601f1680156103585780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b34801561037257600080fd5b506103b1600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803590602001909291905050506107fc565b005b3480156103bf57600080fd5b50610444600480360381019080803573ffffffffffffffffffffffffffffffffffffffff16906020019092919080359060200190929190803590602001908201803590602001908080601f016020809104026020016040519081016040528093929190818152602001838380828437820191505050505050919291929050505061080b565b604051808215151515815260200191505060405180910390f35b34801561046a57600080fd5b506104bf600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050610819565b6040518082815260200191505060405180910390f35b60008054600181600116156101000203166002900480601f01602080910402602001604051908101604052809291908181526020018280546001816001161561010002031660029004801561056b5780601f106105405761010080835404028352916020019161056b565b820191906000526020600020905b81548152906001019060200180831161054e57829003601f168201915b505050505081565b600081600560003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020819055506001905092915050565b60035481565b6000600560008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054821115151561069357600080fd5b81600560008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000206000828254039250508190555061072884848461083e565b600190509392505050565b600260009054906101000a900460ff1681565b60046020528060005260406000206000915090505481565b60018054600181600116156101000203166002900480601f0160208091040260200160405190810160405280929190818152602001828054600181600116156101000203166002900480156107f45780601f106107c9576101008083540402835291602001916107f4565b820191906000526020600020905b8154815290600101906020018083116107d757829003601f168201915b505050505081565b61080733838361083e565b5050565b600080849050509392505050565b6005602052816000526040600020602052806000526040600020600091509150505481565b6000808373ffffffffffffffffffffffffffffffffffffffff161415151561086557600080fd5b81600460008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054101515156108b357600080fd5b600460008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205482600460008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020540111151561094157600080fd5b600460008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054600460008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205401905081600460008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000206000828254039250508190555081600460008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020600082825401925050819055508273ffffffffffffffffffffffffffffffffffffffff168473ffffffffffffffffffffffffffffffffffffffff167fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef846040518082815260200191505060405180910390a380600460008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002054600460008773ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205401141515610b4e57fe5b505050505600a165627a7a7230582073665b25169834c8d27c0a0c22cdaa9182df8f4e785180b06fe92c6bb9d7643f00290000000000000000000000000000000000000000000000000000000005f5e100000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000134f6e746f6c6f67792045636f6c6f676963616c0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000044f4e544500000000000000000000000000000000000000000000000000000000

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

158:1967:0:-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;185:18;;8:9:-1;5:2;;;30:1;27;20:12;5:2;185:18:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;23:1:-1;8:100;33:3;30:1;27:10;8:100;;;99:1;94:3;90:11;84:18;80:1;75:3;71:11;64:39;52:2;49:1;45:10;40:15;;8:100;;;12:14;185:18:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;1769:171;;8:9:-1;5:2;;;30:1;27;20:12;5:2;1769:171:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;299:26;;8:9:-1;5:2;;;30:1;27;20:12;5:2;299:26:0;;;;;;;;;;;;;;;;;;;;;;;1465:296;;8:9:-1;5:2;;;30:1;27;20:12;5:2;1465:296:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;237:26;;8:9:-1;5:2;;;30:1;27;20:12;5:2;237:26:0;;;;;;;;;;;;;;;;;;;;;;;;;;;334:45;;8:9:-1;5:2;;;30:1;27;20:12;5:2;334:45:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;210:20;;8:9:-1;5:2;;;30:1;27;20:12;5:2;210:20:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;23:1:-1;8:100;33:3;30:1;27:10;8:100;;;99:1;94:3;90:11;84:18;80:1;75:3;71:11;64:39;52:2;49:1;45:10;40:15;;8:100;;;12:14;210:20:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;1350:107;;8:9:-1;5:2;;;30:1;27;20:12;5:2;1350:107:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;1948:174;;8:9:-1;5:2;;;30:1;27;20:12;5:2;1948:174:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;391:66;;8:9:-1;5:2;;;30:1;27;20:12;5:2;391:66:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;185:18;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::o;1769:171::-;1845:12;1904:6;1870:9;:21;1880:10;1870:21;;;;;;;;;;;;;;;:31;1892:8;1870:31;;;;;;;;;;;;;;;:40;;;;1928:4;1921:11;;1769:171;;;;:::o;299:26::-;;;;:::o;1465:296::-;1547:12;1590:9;:16;1600:5;1590:16;;;;;;;;;;;;;;;:28;1607:10;1590:28;;;;;;;;;;;;;;;;1580:6;:38;;1572:47;;;;;;;;1685:6;1653:9;:16;1663:5;1653:16;;;;;;;;;;;;;;;:28;1670:10;1653:28;;;;;;;;;;;;;;;;:38;;;;;;;;;;;1702:29;1712:5;1719:3;1724:6;1702:9;:29::i;:::-;1749:4;1742:11;;1465:296;;;;;:::o;237:26::-;;;;;;;;;;;;;:::o;334:45::-;;;;;;;;;;;;;;;;;:::o;210:20::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::o;1350:107::-;1415:34;1425:10;1437:3;1442:6;1415:9;:34::i;:::-;1350:107;;:::o;1948:174::-;2040:12;2065:22;2105:8;2065:49;;1948:174;;;;;;:::o;391:66::-;;;;;;;;;;;;;;;;;;;;;;;;;;:::o;878:464::-;1094:21;973:3;966;:10;;;;958:19;;;;;;;;1016:6;996:9;:16;1006:5;996:16;;;;;;;;;;;;;;;;:26;;988:35;;;;;;;;1068:9;:14;1078:3;1068:14;;;;;;;;;;;;;;;;1059:6;1042:9;:14;1052:3;1042:14;;;;;;;;;;;;;;;;:23;:40;1034:49;;;;;;;;1137:9;:14;1147:3;1137:14;;;;;;;;;;;;;;;;1118:9;:16;1128:5;1118:16;;;;;;;;;;;;;;;;:33;1094:57;;1182:6;1162:9;:16;1172:5;1162:16;;;;;;;;;;;;;;;;:26;;;;;;;;;;;1217:6;1199:9;:14;1209:3;1199:14;;;;;;;;;;;;;;;;:24;;;;;;;;;;;1250:3;1234:28;;1243:5;1234:28;;;1255:6;1234:28;;;;;;;;;;;;;;;;;;1317:16;1299:9;:14;1309:3;1299:14;;;;;;;;;;;;;;;;1280:9;:16;1290:5;1280:16;;;;;;;;;;;;;;;;:33;:53;1273:61;;;;;;878:464;;;;:::o

bzzr://73665b25169834c8d27c0a0c22cdaa9182df8f4e785180b06fe92c6bb9d7643f