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Outline

• library SafeMath
•    - function mul(uint256 a, uint256 b)
•    - function div(uint256 a, uint256 b)
•    - function sub(uint256 a, uint256 b)
•    - function add(uint256 a, uint256 b)
•  contract ERC20
•    - function balanceOf(address who)
•    - function transfer(address to, uint256 ...
•    - function allowance(address owner, add ...
•    - function transferFrom(address from, a ...
•    - function approve(address spender, uin ...
•  contract Owned
•    - function transferOwnership(address _o ...
•  contract ERC20Token is ERC20, Owne ...
•    - function setTransferable(bool _transf ...
•    - function transfer(address _to, uint25 ...
•    - function balanceOf(address _owner)
•    - function transferFrom(address _from, ...
•    - function approve(address _spender, ui ...
•    - function allowance(address _owner, ad ...
•    - function ()
•  contract DRF is ERC20Token *

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/**
 *Submitted for verification at Etherscan.io on 2021-04-12
*/

/**
 *Submitted for verification at Etherscan.io on 2019-01-08
*/

pragma solidity ^0.5.9;

/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }
        uint256 c = a * b;
        assert(c / a == b);
        return c;
    }

    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b > 0);
        uint256 c = a / b;
        return c;
    }

    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) {
        uint256 c = a + b;
        assert(c >= a);
        return c;
    }
}

/**
 * @title ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/20
 */
contract ERC20 {
    uint256 public totalSupply;
    function balanceOf(address who) public view returns (uint256);
    function transfer(address to, uint256 value) public returns (bool);
    function allowance(address owner, address spender) public view returns (uint256);
    function transferFrom(address from, address to, uint256 value) public returns (bool);
    function approve(address spender, uint256 value) public returns (bool);

    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract Owned {
    address public owner;

    event OwnershipTransferred(address indexed _from, address indexed _to);

    constructor() public {
        owner = msg.sender;
    }

    modifier onlyOwner {
        require(msg.sender == owner);
        _;
    }

    function transferOwnership(address _owner) onlyOwner public {
        require(_owner != address(0));

        emit OwnershipTransferred(owner, _owner);
        owner = _owner;
    }
}

contract ERC20Token is ERC20, Owned {
    using SafeMath for uint256;

    mapping(address => uint256) balances;
    mapping(address => mapping (address => uint256)) allowed;


    // True if transfers are allowed
    bool public transferable = true;

    modifier canTransfer() {
        require(transferable == true);
        _;
    }

    function setTransferable(bool _transferable) onlyOwner public {
        transferable = _transferable;
    }

    /**
     * @dev transfer token for a specified address
     * @param _to The address to transfer to.
     * @param _value The amount to be transferred.
     */
    function transfer(address _to, uint256 _value) canTransfer 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;
    }

    /**
    * @dev Gets the balance of the specified address.
    * @param _owner The address to query the the balance of.
        * @return An uint256 representing the amount owned by the passed address.
        */
    function balanceOf(address _owner) public view returns (uint256 balance) {
        return balances[_owner];
    }

    /**
    * @dev Transfer tokens from one address to another
    * @param _from address The address which you want to send tokens from
    * @param _to address The address which you want to transfer to
    * @param _value uint256 the amount of tokens to be transferred
    */
    function transferFrom(address _from, address _to, uint256 _value) canTransfer public returns (bool) {
        require(_to != address(0));
        require(_value <= balances[_from]);
        require(_value <= allowed[_from][msg.sender]);

        balances[_from] = balances[_from].sub(_value);
        balances[_to] = balances[_to].add(_value);
        allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
        emit Transfer(_from, _to, _value);
        return true;
    }

    // Allow `_spender` to withdraw from your account, multiple times.
    function approve(address _spender, uint _value) public returns (bool success) {
        // To change the approve amount you first have to reduce the addresses`
        //  allowance to zero by calling `approve(_spender, 0)` if it is not
        //  already 0 to mitigate the race condition described here:
        //  https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
        if ((_value != 0) && (allowed[msg.sender][_spender] != 0)) {
            revert();
        }
        allowed[msg.sender][_spender] = _value;
        emit Approval(msg.sender, _spender, _value);
        return true;
    }

    /**
     * @dev Function to check the amount of tokens that an owner allowed to a spender.
     * @param _owner address The address which owns the funds.
     * @param _spender address The address which will spend the funds.
     * @return A uint256 specifying the amount of tokens still available for the spender.
     */
    function allowance(address _owner, address _spender) public view returns (uint256) {
        return allowed[_owner][_spender];
    }

    function () external payable {
        revert();
    }
}

contract DRF is ERC20Token {
    string public name = "DragonFruit";
    string public symbol = "DRF";
    uint8 public decimals = 18;

    uint256 public totalSupplyCap = 91 * (10**6) * (10**uint256(decimals));

    constructor(address _issuer) public {
        totalSupply = totalSupplyCap;
        balances[_issuer] = totalSupplyCap;
        emit Transfer(address(0), _issuer, totalSupplyCap);
    }
}

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000000000000000000000000b83d4d99d0fff44d5d4528c9733e192d027a0381

-----Decoded View---------------
Arg [0] : _issuer (address): 0xb83d4D99D0FFf44d5d4528C9733E192d027A0381

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000b83d4d99d0fff44d5d4528c9733e192d027a0381

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