Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2019-02-25
*/

pragma solidity ^0.4.16;
contract NEWT{

    uint256 constant private MAX_UINT256 = 2**256 - 1;
    mapping (address => uint256) public balances;
    mapping (address => mapping (address => uint256)) public allowed;
    /*
    NOTE:
    The following variables are OPTIONAL vanities. One does not have to include them.
    They allow one to customise the token contract & in no way influences the core functionality.
    Some wallets/interfaces might not even bother to look at this information.
    */
    uint256 public totalSupply;
    string public name;                   //fancy name: eg Simon Bucks
    uint8 public decimals;                //How many decimals to show.
    string public symbol;                 //An identifier: eg SBX
     event Transfer(address indexed _from, address indexed _to, uint256 _value); 
    event Approval(address indexed _owner, address indexed _spender, uint256 _value);
   
    function NEWT() public {
        balances[msg.sender] = 1000000000000;               // Give the creator all initial tokens
        totalSupply = 1000000000000;                        // Update total supply
        name = "NEWTOKEN";                                   // Set the name for display purposes
        decimals =4;                            // Amount of decimals for display purposes
        symbol = "NEWT";                               // Set the symbol for display purposes
    }

    function transfer(address _to, uint256 _value) public returns (bool success) {
        require(balances[msg.sender] >= _value);
        balances[msg.sender] -= _value;
        balances[_to] += _value;
        Transfer(msg.sender, _to, _value);
        return true;
    }

    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
        uint256 allowance = allowed[_from][msg.sender];
        require(balances[_from] >= _value && allowance >= _value);
        balances[_to] += _value;
        balances[_from] -= _value;
        if (allowance < MAX_UINT256) {
            allowed[_from][msg.sender] -= _value;
        }
        Transfer(_from, _to, _value);
        return true;
    }

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

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

    function allowance(address _owner, address _spender) public view returns (uint256 remaining) {
        return allowed[_owner][_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":"","type":"address"}],"name":"balances","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":"","type":"address"},{"name":"","type":"address"}],"name":"allowed","outputs":[{"name":"","type":"uint256"}],"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":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","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"},{"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"}]

6060604052341561000f57600080fd5b5b64e8d4a510006000803373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000208190555064e8d4a510006002819055506040805190810160405280600881526020017f4e4557544f4b454e000000000000000000000000000000000000000000000000815250600390805190602001906100af92919061011d565b5060048060006101000a81548160ff021916908360ff1602179055506040805190810160405280600481526020017f4e455754000000000000000000000000000000000000000000000000000000008152506005908051906020019061011692919061011d565b505b6101c2565b828054600181600116156101000203166002900490600052602060002090601f016020900481019282601f1061015e57805160ff191683800117855561018c565b8280016001018555821561018c579182015b8281111561018b578251825591602001919060010190610170565b5b509050610199919061019d565b5090565b6101bf91905b808211156101bb5760008160009055506001016101a3565b5090565b90565b610c38806101d16000396000f300606060405236156100ad576000357c0100000000000000000000000000000000000000000000000000000000900463ffffffff16806306fdde03146100b2578063095ea7b31461014157806318160ddd1461019b57806323b872dd146101c457806327e235e31461023d578063313ce5671461028a5780635c658165146102b957806370a082311461032557806395d89b4114610372578063a9059cbb14610401578063dd62ed3e1461045b575b600080fd5b34156100bd57600080fd5b6100c56104c7565b6040518080602001828103825283818151815260200191508051906020019080838360005b838110156101065780820151818401525b6020810190506100ea565b50505050905090810190601f1680156101335780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b341561014c57600080fd5b610181600480803573ffffffffffffffffffffffffffffffffffffffff16906020019091908035906020019091905050610565565b604051808215151515815260200191505060405180910390f35b34156101a657600080fd5b6101ae610658565b6040518082815260200191505060405180910390f35b34156101cf57600080fd5b610223600480803573ffffffffffffffffffffffffffffffffffffffff1690602001909190803573ffffffffffffffffffffffffffffffffffffffff1690602001909190803590602001909190505061065e565b604051808215151515815260200191505060405180910390f35b341561024857600080fd5b610274600480803573ffffffffffffffffffffffffffffffffffffffff169060200190919050506108f6565b6040518082815260200191505060405180910390f35b341561029557600080fd5b61029d61090e565b604051808260ff1660ff16815260200191505060405180910390f35b34156102c457600080fd5b61030f600480803573ffffffffffffffffffffffffffffffffffffffff1690602001909190803573ffffffffffffffffffffffffffffffffffffffff16906020019091905050610921565b6040518082815260200191505060405180910390f35b341561033057600080fd5b61035c600480803573ffffffffffffffffffffffffffffffffffffffff16906020019091905050610946565b6040518082815260200191505060405180910390f35b341561037d57600080fd5b61038561098f565b6040518080602001828103825283818151815260200191508051906020019080838360005b838110156103c65780820151818401525b6020810190506103aa565b50505050905090810190601f1680156103f35780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b341561040c57600080fd5b610441600480803573ffffffffffffffffffffffffffffffffffffffff16906020019091908035906020019091905050610a2d565b604051808215151515815260200191505060405180910390f35b341561046657600080fd5b6104b1600480803573ffffffffffffffffffffffffffffffffffffffff1690602001909190803573ffffffffffffffffffffffffffffffffffffffff16906020019091905050610b84565b6040518082815260200191505060405180910390f35b60038054600181600116156101000203166002900480601f01602080910402602001604051908101604052809291908181526020018280546001816001161561010002031660029004801561055d5780601f106105325761010080835404028352916020019161055d565b820191906000526020600020905b81548152906001019060200180831161054057829003601f168201915b505050505081565b600081600160003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020819055508273ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff167f8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925846040518082815260200191505060405180910390a3600190505b92915050565b60025481565b600080600160008673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020549050826000808773ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020541015801561072e5750828110155b151561073957600080fd5b826000808673ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008282540192505081905550826000808773ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020600082825403925050819055507fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff8110156108845782600160008773ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060003373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020600082825403925050819055505b8373ffffffffffffffffffffffffffffffffffffffff168573ffffffffffffffffffffffffffffffffffffffff167fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef856040518082815260200191505060405180910390a3600191505b509392505050565b60006020528060005260406000206000915090505481565b600460009054906101000a900460ff1681565b6001602052816000526040600020602052806000526040600020600091509150505481565b60008060008373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205490505b919050565b60058054600181600116156101000203166002900480601f016020809104026020016040519081016040528092919081815260200182805460018160011615610100020316600290048015610a255780601f106109fa57610100808354040283529160200191610a25565b820191906000526020600020905b815481529060010190602001808311610a0857829003601f168201915b505050505081565b6000816000803373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205410151515610a7c57600080fd5b816000803373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008282540392505081905550816000808573ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001908152602001600020600082825401925050819055508273ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff167fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef846040518082815260200191505060405180910390a3600190505b92915050565b6000600160008473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200190815260200160002060008373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019081526020016000205490505b929150505600a165627a7a72305820b302a3b110e3134f363b1238a0adb136beb6a5ae2c9caaa310b4c66007aefc8d0029

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

bzzr://b302a3b110e3134f363b1238a0adb136beb6a5ae2c9caaa310b4c66007aefc8d