ETH Price: $3,120.62 (+0.77%)

Token

CariNet Token (CIT)
 

Overview

Max Total Supply

1,000,000,000 CIT

Holders

112,012 (0.00%)

Market

Onchain Market Cap

$0.00

Circulating Supply Market Cap

-

Other Info

Token Contract (WITH 18 Decimals)

Filtered by Token Holder
87355.eth
Balance
1 CIT

Value
$0.00
0xfce2aed3be9d64501c6ea829e64580492e3bde6f
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OVERVIEW

Caribbean Digital Finance and Free Trade System

# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
TokenERC20

Compiler Version
v0.4.20+commit.3155dd80

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2018-06-06
*/

pragma solidity ^0.4.16;

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

contract TokenERC20 {
    // Public variables of the token
    string public name;							/* name 代币名称 */
    string public symbol;						/* symbol 代币图标 */
    uint8  public decimals = 18;			/* decimals 代币小数点位数 */ 
    uint256 public totalSupply;			//代币总量

    
    /* 设置一个数组存储每个账户的代币信息,创建所有账户余额数组 */
    mapping (address => uint256) public balanceOf;
    mapping (address => mapping (address => uint256)) public allowance;

    // This generates a public event on the blockchain that will notify clients
    /* event事件,它的作用是提醒客户端发生了这个事件,你会注意到钱包有时候会在右下角弹出信息 */
    event Transfer(address indexed from, address indexed to, uint256 value);

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

    /**
     * Constrctor function
     *
     * Initializes contract with initial supply tokens to the creator of the contract
     */
     /*初始化合约,将最初的令牌打入创建者的账户中*/
    function TokenERC20(
        uint256 initialSupply,
        string tokenName,
        string tokenSymbol
    ) public {
        totalSupply = initialSupply * 10 ** uint256(decimals);  //以太币是10^18,后面18个0,所以默认decimals是18,给令牌设置18位小数的长度
        balanceOf[msg.sender] = totalSupply;                		// 给创建者所有初始令牌
        name = tokenName;                                   		// 设置代币(token)名称
        symbol = tokenSymbol;                               		// 设置代币(token)符号
    }

    /**
     * Internal transfer, only can be called by this contract
     */
     /**
     * 私有方法从一个帐户发送给另一个帐户代币
     * @param  _from address 发送代币的地址
     * @param  _to address 接受代币的地址
     * @param  _value uint256 接受代币的数量
     */
    function _transfer(address _from, address _to, uint _value) internal {
    
        // Prevent transfer to 0x0 address. Use burn() instead
        //避免转帐的地址是0x0
        require(_to != 0x0);
        
        // Check if the sender has enough
        //检查发送者是否拥有足够余额
        require(balanceOf[_from] >= _value);
        
        // Check for overflows
        //检查是否溢出
        require(balanceOf[_to] + _value > balanceOf[_to]);
        
        // Save this for an assertion in the future
        //保存数据用于后面的判断
        uint previousBalances = balanceOf[_from] + balanceOf[_to];
        
        // Subtract from the sender
        //从发送者减掉发送额
        balanceOf[_from] -= _value;
        
        // Add the same to the recipient
        //给接收者加上相同的量
        balanceOf[_to] += _value;
        
        //通知任何监听该交易的客户端
        Transfer(_from, _to, _value);
        
        // Asserts are used to use static analysis to find bugs in your code. They should never fail
        
        //判断买、卖双方的数据是否和转换前一致
        assert(balanceOf[_from] + balanceOf[_to] == previousBalances);
    }

    
     /**
     * 从主帐户合约调用者发送给别人代币
     * @param  _to address 接受代币的地址
     * @param  _value uint256 接受代币的数量
     */
    function transfer(address _to, uint256 _value) public {
        _transfer(msg.sender, _to, _value);
    }

     /**
     * 从某个指定的帐户中,向另一个帐户发送代币
     *
     * 调用过程,会检查设置的允许最大交易额
     *
     * @param  _from address 发送者地址
     * @param  _to address 接受者地址
     * @param  _value uint256 要转移的代币数量
     * @return success        是否交易成功
     */
    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;
    }

 		/**
     * 设置帐户允许支付的最大金额
     * 一般在智能合约的时候,避免支付过多,造成风险
     * @param _spender 帐户地址
     * @param _value 金额
     */
    function approve(address _spender, uint256 _value) public
        returns (bool success) {
        allowance[msg.sender][_spender] = _value;
        return true;
    }

		/**
     * 设置帐户允许支付的最大金额
     * 一般在智能合约的时候,避免支付过多,造成风险,加入时间参数,可以在 tokenRecipient 中做其他操作
     * @param _spender 帐户地址
     * @param _value 金额
     * @param _extraData 操作的时间
     */
    function approveAndCall(address _spender, uint256 _value, bytes _extraData)
        public
        returns (bool success) {
        tokenRecipient spender = tokenRecipient(_spender);
        if (approve(_spender, _value)) {
            spender.receiveApproval(msg.sender, _value, this, _extraData);
            return true;
        }
    }

    /**
     * 减少代币调用者的余额
     * 操作以后是不可逆的
     * @param _value 要删除的数量
     */
    function burn(uint256 _value) public 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;
    }

    /**
     * 删除帐户的余额(含其他帐户)
     * 删除以后是不可逆的
     * @param _from 要操作的帐户地址
     * @param _value 要减去的数量
     */
    function burnFrom(address _from, uint256 _value) public returns (bool success) {
        require(balanceOf[_from] >= _value);                // Check if the targeted balance is enough
        require(_value <= allowance[_from][msg.sender]);    // Check allowance
        balanceOf[_from] -= _value;                         // Subtract from the targeted balance
        allowance[_from][msg.sender] -= _value;             // Subtract from the sender's allowance
        totalSupply -= _value;                              // Update totalSupply
        Burn(_from, _value);
        return true;
    }
}

Contract Security Audit

Contract ABI

[{"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":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":"_from","type":"address"},{"name":"_value","type":"uint256"}],"name":"burnFrom","outputs":[{"name":"success","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":[],"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"}]

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Deployed Bytecode

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000000000000000000000000000000000003b9aca00000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000d436172694e657420546f6b656e0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000034349540000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : initialSupply (uint256): 1000000000
Arg [1] : tokenName (string): CariNet Token
Arg [2] : tokenSymbol (string): CIT

-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 000000000000000000000000000000000000000000000000000000003b9aca00
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [2] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [3] : 000000000000000000000000000000000000000000000000000000000000000d
Arg [4] : 436172694e657420546f6b656e00000000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000003
Arg [6] : 4349540000000000000000000000000000000000000000000000000000000000


Swarm Source

bzzr://3268fea39cb944bcb82493ce6d87e0760de2d6594d9ed944efef8715d6ca5116
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