Contract

Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

•  contract Token
•    - function balanceOf(address _owner)
•    - function transfer(address _to, uint25 ...
•    - function transferFrom(address _from, ...
•    - function approve(address _spender, ui ...
•    - function allowance(address _owner, ad ...
•  contract StandardToken is Token
•    - function transfer(address _to, uint25 ...
•    - function transferFrom(address _from, ...
•    - function balanceOf(address _owner)
•    - function approve(address _spender, ui ...
•    - function allowance(address _owner, ad ...
•  contract HumanStandardToken is Sta ... *
•    - function HumanStandardToken(uint256 _ ...
•    - function approveAndCall(address _spen ...

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2018-09-05
*/

pragma solidity ^0.4.8;
contract Token{
    // token总量，默认会为public变量生成一个getter函数接口，名称为totalSupply().
    uint256 public totalSupply;

    /// 获取账户_owner拥有token的数量 
    function balanceOf(address _owner) constant returns (uint256 balance);

    //从消息发送者账户中往_to账户转数量为_value的token
    function transfer(address _to, uint256 _value) returns (bool success);

    //从账户_from中往账户_to转数量为_value的token，与approve方法配合使用
    function transferFrom(address _from, address _to, uint256 _value) returns   
    (bool success);

    //消息发送账户设置账户_spender能从发送账户中转出数量为_value的token
    function approve(address _spender, uint256 _value) returns (bool success);

    //获取账户_spender可以从账户_owner中转出token的数量
    function allowance(address _owner, address _spender) constant returns 
    (uint256 remaining);

    //发生转账时必须要触发的事件 
    event Transfer(address indexed _from, address indexed _to, uint256 _value);

    //当函数approve(address _spender, uint256 _value)成功执行时必须触发的事件
    event Approval(address indexed _owner, address indexed _spender, uint256 
    _value);
}

contract StandardToken is Token {
    function transfer(address _to, uint256 _value) returns (bool success) {
        //默认totalSupply 不会超过最大值 (2^256 - 1).
        //如果随着时间的推移将会有新的token生成，则可以用下面这句避免溢出的异常
        //require(balances[msg.sender] >= _value && balances[_to] + _value > balances[_to]);
        require(balances[msg.sender] >= _value);
        balances[msg.sender] -= _value;//从消息发送者账户中减去token数量_value
        balances[_to] += _value;//往接收账户增加token数量_value
        Transfer(msg.sender, _to, _value);//触发转币交易事件
        return true;
    }


    function transferFrom(address _from, address _to, uint256 _value) returns 
    (bool success) {
        //require(balances[_from] >= _value && allowed[_from][msg.sender] >= 
        // _value && balances[_to] + _value > balances[_to]);
        require(balances[_from] >= _value && allowed[_from][msg.sender] >= _value);
        balances[_to] += _value;//接收账户增加token数量_value
        balances[_from] -= _value; //支出账户_from减去token数量_value
        allowed[_from][msg.sender] -= _value;//消息发送者可以从账户_from中转出的数量减少_value
        Transfer(_from, _to, _value);//触发转币交易事件
        return true;
    }
    function balanceOf(address _owner) constant returns (uint256 balance) {
        return balances[_owner];
    }


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


    function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
        return allowed[_owner][_spender];//允许_spender从_owner中转出的token数
    }
    mapping (address => uint256) balances;
    mapping (address => mapping (address => uint256)) allowed;
}

contract HumanStandardToken is StandardToken { 

    /* Public variables of the token */
    string public name;                   //名称: eg Simon Bucks
    uint8 public decimals;               //最多的小数位数，How many decimals to show. ie. There could 1000 base units with 3 decimals. Meaning 0.980 SBX = 980 base units. It's like comparing 1 wei to 1 ether.
    string public symbol;               //token简称: eg SBX
    string public version = 'H0.1';    //版本

    function HumanStandardToken(uint256 _initialAmount, string _tokenName, uint8 _decimalUnits, string _tokenSymbol) {
        balances[msg.sender] = _initialAmount; // 初始token数量给予消息发送者
        totalSupply = _initialAmount;         // 设置初始总量
        name = _tokenName;                   // token名称
        decimals = _decimalUnits;           // 小数位数
        symbol = _tokenSymbol;             // token简称
    }

    /* Approves and then calls the receiving contract */
    
    function approveAndCall(address _spender, uint256 _value, bytes _extraData) returns (bool success) {
        allowed[msg.sender][_spender] = _value;
        Approval(msg.sender, _spender, _value);
        //call the receiveApproval function on the contract you want to be notified. This crafts the function signature manually so one doesn't have to include a contract in here just for this.
        //receiveApproval(address _from, uint256 _value, address _tokenContract, bytes _extraData)
        //it is assumed that when does this that the call *should* succeed, otherwise one would use vanilla approve instead.
        require(_spender.call(bytes4(bytes32(sha3("receiveApproval(address,uint256,address,bytes)"))), msg.sender, _value, this, _extraData));
        return true;
    }

}

• 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":"version","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","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":"","type":"string"}],"payable":false,"stateMutability":"view","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":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":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_initialAmount","type":"uint256"},{"name":"_tokenName","type":"string"},{"name":"_decimalUnits","type":"uint8"},{"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":"_owner","type":"address"},{"indexed":true,"name":"_spender","type":"address"},{"indexed":false,"name":"_value","type":"uint256"}],"name":"Approval","type":"event"}]

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

00000000000000000000000000000000000000000000000000df1c446be500000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000c00000000000000000000000000000000000000000000000000000000000000005484c4253430000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004484c425300000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _initialAmount (uint256): 62800000000000000
Arg [1] : _tokenName (string): HLBSC
Arg [2] : _decimalUnits (uint8): 8
Arg [3] : _tokenSymbol (string): HLBS

-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 00000000000000000000000000000000000000000000000000df1c446be50000
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000008
Arg [3] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000005
Arg [5] : 484c425343000000000000000000000000000000000000000000000000000000
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [7] : 484c425300000000000000000000000000000000000000000000000000000000

bzzr://d5594542879f9bdd4e19f405a6759628bff0b0eac9e6a7d3f3791a6abc3c07a0