Contract 0x15F0Ca26781C3852f8166eD2ebce5D18265cceb7 9

Contract Overview

Balance:
0 Ether

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Block
From
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0x48ae0e5d85434109b9d3f72be858aa53a4be44a8ba1fac4a4e549568fa610e04Mint113893002022-09-16 7:56:4913 days 6 hrs ago0xa2cb4cc69253bf983339463457678c2d94894b2f IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00003417 1
0xdcc675b628ebefd4f558f8588b1c3e529ed5e31eda521d01e9071d48209619bdMint113892302022-09-16 7:39:1613 days 6 hrs ago0xa2cb4cc69253bf983339463457678c2d94894b2f IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00003416 1
0x7ce0e2774f4a92df73b4ed64a02782ac7ac6de00761b237a061d6bfed2922922Mint113892252022-09-16 7:38:0113 days 6 hrs ago0xa2cb4cc69253bf983339463457678c2d94894b2f IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00005126 1
0x8425da209860acc67949e5fae57704f53ac20d51e0a354791b18b3df818bb555Approve113272662022-09-05 12:20:4324 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011536 2.5
0xf72f781c3450a9baf2f63d988acfa9c4dbdc9c3426f952c40445ea41628ce8a6Approve113216552022-09-04 12:19:1725 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.5
0x0b69fd8e4b888d60ef64832ce418c633ebfa6793c3a06d1f7a8c37eee92a5e27Approve113159482022-09-03 12:20:4726 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.5
0x9ce1b2392993ae57c0405a4988eebab82bfdd8b3affb997f9dc01c952354b2e2Approve113102092022-09-02 12:21:2627 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011542 2.50000001
0x0035e2f64705e4c4adb8d5b2d25ba26c0f2aa409006c61d2da3ee4e377a7350dApprove113044702022-09-01 12:19:1228 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.5
0xe8caf9cdf15ed9533fe53e533162a4be220f1e1b705a5adb5cba13880e9f2b0dApprove112987342022-08-31 12:22:3429 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011542 2.50000001
0xe6114bce089cd6d746030bff0c699b093560100fd71f22c243d73c743ebe9dd1Approve112929822022-08-30 12:21:5130 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.50000001
0x8896dd443d0e74e333fa98a01e645b8e89283ca561c7e3301bfafa9964be22f3Approve112872182022-08-29 12:20:0331 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.50000057
0xb9a6e7218940953f0ea2bd0f7e14f08e53709e2a8794456a4c0c5a84d6633b18Mint112870092022-08-29 11:27:4631 days 2 hrs ago0x40949f6a07df5da224dc087483f69e069836c95b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00005131 1.00000008
0x8e6f4b331362698558e836ae65d4c280cb2fe526b37633b4f401dc61576da5e2Approve112814722022-08-28 12:22:2932 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.5
0x53195c516281064acf0a1aae344b4db95b56775b66bb2d9568fc88c4f24e1b90Approve112771842022-08-27 18:29:4832 days 19 hrs ago0x2d815240a61731c75fa01b2793e1d3ed09f289d0 IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.000069591.5
0x2145dceba3a1573f005db9e5f39cf33da7c94f7cfa435bb26d2b43c531194039Approve112757032022-08-27 12:19:2133 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.50000001
0x542fe09c123750220e8bf4d0d6217d2f9193df867d83b69904054691a5054739Approve112700182022-08-26 12:19:4834 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.50000009
0x17b460e0ad31d06461a6094617ec4ab78fcccd91be5aa29d6242bc8efac2c4dcApprove112642692022-08-25 12:21:4535 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00014579 3.15762026
0x1735b07370c8004e02e417f200f9a2fed1425488d0f167c67601d903bfd6df9cApprove112585122022-08-24 12:20:4436 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.0001445 3.12984051
0xa23361d1fde279895ab558ad94cfc693cdc0fcaae113b8cfa73fa3f91ff29ed0Approve112527662022-08-23 12:22:3637 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011549 2.50085095
0xa049abddfe304ef0d06347693375eefec552f64ff8851a44e1ae1dff2d54de9bApprove112469992022-08-22 12:19:3038 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.50003281
0x593031ab1428551876f54c390558830d3c6373f2ccaf661b344b8d88780066a2Approve112412512022-08-21 12:21:2239 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011539 2.50000006
0xd2ee1579f81184b458a5b8e7f1ebf65f35f562d94d825aed28f16a9cd5290981Approve112411262022-08-21 11:50:0439 days 2 hrs ago0x24749aedf18208ab74a8110e07e820286bb5acf8 IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00006927 1.50000001
0x8defcd85219a64f383d50d8fee707b98f6ee1271885865704acb23f210978bbeApprove112354822022-08-20 12:18:3040 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.50000001
0x466b3f74da8d18169ee6438de59bd6d95020217a956088f76ab0fbda8eed1354Approve112297352022-08-19 12:20:3741 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011545 2.50000003
0xa7ec99ec2da07d78c0a0c8498aa3cca7e044c1c9da361fd49557c6d2dce31fbcApprove112239792022-08-18 12:19:2842 days 2 hrs ago0x66693ff26e2036fdf3a5ea6b7fdf853ca1adaf4b IN  0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether0.00011695 2.5330214
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Latest 25 internal transaction
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0x70a6e6723ea11051643aa32a71fde031cb195587b4812aa7a5ce17c03740cf8e114494462022-09-26 20:09:002 days 18 hrs ago 0x05352c7d52d792519974f1385c0c3b61a179a4c1 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x2193e2f1526829c1b80888d4dba12df8f1d80958030137eeba9e7fb23d69ca37114494462022-09-26 20:09:002 days 18 hrs ago 0x05352c7d52d792519974f1385c0c3b61a179a4c1 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xa209d5e7aef7caa5a6a67fe6ada5db85c050b559ed288fcdc1236e4e3337bf68114340132022-09-24 3:29:175 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xa209d5e7aef7caa5a6a67fe6ada5db85c050b559ed288fcdc1236e4e3337bf68114340132022-09-24 3:29:175 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xa209d5e7aef7caa5a6a67fe6ada5db85c050b559ed288fcdc1236e4e3337bf68114340132022-09-24 3:29:175 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xa209d5e7aef7caa5a6a67fe6ada5db85c050b559ed288fcdc1236e4e3337bf68114340132022-09-24 3:29:175 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xa209d5e7aef7caa5a6a67fe6ada5db85c050b559ed288fcdc1236e4e3337bf68114340132022-09-24 3:29:175 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xa209d5e7aef7caa5a6a67fe6ada5db85c050b559ed288fcdc1236e4e3337bf68114340132022-09-24 3:29:175 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xa209d5e7aef7caa5a6a67fe6ada5db85c050b559ed288fcdc1236e4e3337bf68114340132022-09-24 3:29:175 days 10 hrs ago 0x1166363d3005f96e6e2d940860bc346414e0cfb9 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xa209d5e7aef7caa5a6a67fe6ada5db85c050b559ed288fcdc1236e4e3337bf68114340132022-09-24 3:29:175 days 10 hrs ago 0x1166363d3005f96e6e2d940860bc346414e0cfb9 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x3a229f96406eb661dda378e45a4de271e56cc29958280e945ad648be5f9074d6113939832022-09-17 3:29:4112 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x3a229f96406eb661dda378e45a4de271e56cc29958280e945ad648be5f9074d6113939832022-09-17 3:29:4112 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x3a229f96406eb661dda378e45a4de271e56cc29958280e945ad648be5f9074d6113939832022-09-17 3:29:4112 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x3a229f96406eb661dda378e45a4de271e56cc29958280e945ad648be5f9074d6113939832022-09-17 3:29:4112 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x3a229f96406eb661dda378e45a4de271e56cc29958280e945ad648be5f9074d6113939832022-09-17 3:29:4112 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x3a229f96406eb661dda378e45a4de271e56cc29958280e945ad648be5f9074d6113939832022-09-17 3:29:4112 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x3a229f96406eb661dda378e45a4de271e56cc29958280e945ad648be5f9074d6113939832022-09-17 3:29:4112 days 10 hrs ago 0x1166363d3005f96e6e2d940860bc346414e0cfb9 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x3a229f96406eb661dda378e45a4de271e56cc29958280e945ad648be5f9074d6113939832022-09-17 3:29:4112 days 10 hrs ago 0x1166363d3005f96e6e2d940860bc346414e0cfb9 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0x25fe1d49ab239fd0867e4ec6a6d6a5ce52edbb518661f5ee137642ef753c3675113597342022-09-11 4:34:2218 days 9 hrs ago 0x05352c7d52d792519974f1385c0c3b61a179a4c1 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xaf9315064168164c88bda2657df8c481436d3aba0a4f4512d9acd4411d713749113537242022-09-10 3:29:2719 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xaf9315064168164c88bda2657df8c481436d3aba0a4f4512d9acd4411d713749113537242022-09-10 3:29:2719 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xaf9315064168164c88bda2657df8c481436d3aba0a4f4512d9acd4411d713749113537242022-09-10 3:29:2719 days 10 hrs ago 0x745861aed1eee363b4aaa5f1994be40b1e05ff90 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xaf9315064168164c88bda2657df8c481436d3aba0a4f4512d9acd4411d713749113537242022-09-10 3:29:2719 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xaf9315064168164c88bda2657df8c481436d3aba0a4f4512d9acd4411d713749113537242022-09-10 3:29:2719 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
0xaf9315064168164c88bda2657df8c481436d3aba0a4f4512d9acd4411d713749113537242022-09-10 3:29:2719 days 10 hrs ago 0xa6c537b0e5162b6a220522d0657749144d1a180e 0x15f0ca26781c3852f8166ed2ebce5d18265cceb70 Ether
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Contract Source Code Verified (Exact Match)

Contract Name:
TestToken

Compiler Version
v0.7.5+commit.eb77ed08

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 5 : TestToken.sol
// SPDX-License-Identifier: MIT
pragma solidity 0.7.5;

import { ERC20 } from "@openzeppelin/contracts/token/ERC20/ERC20.sol";

/**
 * @dev Test ERC20 token that allows any one mint new tokens.
 */
contract TestToken is ERC20 {

    constructor(string memory name, string memory symbol, uint8 decimals)
        ERC20(name, symbol)
    {
        _setupDecimals(decimals);
    }

    /**
     * @dev See {ERC20-_mint}.
     */
    function mint(address account, uint256 amount) public returns (bool) {
        ERC20._mint(account, amount);
        return true;
    }

}

File 2 of 5 : Context.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

File 3 of 5 : SafeMath.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        if (a == 0) {
            return 0;
        }

        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");

        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts with custom message when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}

File 4 of 5 : ERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "../../GSN/Context.sol";
import "./IERC20.sol";
import "../../math/SafeMath.sol";

/**
 * @dev Implementation of the {IERC20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 * For a generic mechanism see {ERC20PresetMinterPauser}.
 *
 * TIP: For a detailed writeup see our guide
 * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How
 * to implement supply mechanisms].
 *
 * We have followed general OpenZeppelin guidelines: functions revert instead
 * of returning `false` on failure. This behavior is nonetheless conventional
 * and does not conflict with the expectations of ERC20 applications.
 *
 * Additionally, an {Approval} event is emitted on calls to {transferFrom}.
 * This allows applications to reconstruct the allowance for all accounts just
 * by listening to said events. Other implementations of the EIP may not emit
 * these events, as it isn't required by the specification.
 *
 * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
 * functions have been added to mitigate the well-known issues around setting
 * allowances. See {IERC20-approve}.
 */
contract ERC20 is Context, IERC20 {
    using SafeMath for uint256;

    mapping (address => uint256) private _balances;

    mapping (address => mapping (address => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;
    uint8 private _decimals;

    /**
     * @dev Sets the values for {name} and {symbol}, initializes {decimals} with
     * a default value of 18.
     *
     * To select a different value for {decimals}, use {_setupDecimals}.
     *
     * All three of these values are immutable: they can only be set once during
     * construction.
     */
    constructor (string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
        _decimals = 18;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5,05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the value {ERC20} uses, unless {_setupDecimals} is
     * called.
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view returns (uint8) {
        return _decimals;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view override returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view override returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `recipient` cannot be the zero address.
     * - the caller must have a balance of at least `amount`.
     */
    function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    /**
     * @dev See {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20}.
     *
     * Requirements:
     *
     * - `sender` and `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     * - the caller must have allowance for ``sender``'s tokens of at least
     * `amount`.
     */
    function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
        _transfer(sender, recipient, amount);
        _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
        return true;
    }

    /**
     * @dev Atomically increases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
        return true;
    }

    /**
     * @dev Atomically decreases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `spender` must have allowance for the caller of at least
     * `subtractedValue`.
     */
    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
        return true;
    }

    /**
     * @dev Moves tokens `amount` from `sender` to `recipient`.
     *
     * This is internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * Requirements:
     *
     * - `sender` cannot be the zero address.
     * - `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     */
    function _transfer(address sender, address recipient, uint256 amount) internal virtual {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");

        _beforeTokenTransfer(sender, recipient, amount);

        _balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
        _balances[recipient] = _balances[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
    }

    /** @dev Creates `amount` tokens and assigns them to `account`, increasing
     * the total supply.
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     */
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _beforeTokenTransfer(address(0), account, amount);

        _totalSupply = _totalSupply.add(amount);
        _balances[account] = _balances[account].add(amount);
        emit Transfer(address(0), account, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, reducing the
     * total supply.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens.
     */
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _beforeTokenTransfer(account, address(0), amount);

        _balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
        _totalSupply = _totalSupply.sub(amount);
        emit Transfer(account, address(0), amount);
    }

    /**
     * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     */
    function _approve(address owner, address spender, uint256 amount) internal virtual {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    /**
     * @dev Sets {decimals} to a value other than the default one of 18.
     *
     * WARNING: This function should only be called from the constructor. Most
     * applications that interact with token contracts will not expect
     * {decimals} to ever change, and may work incorrectly if it does.
     */
    function _setupDecimals(uint8 decimals_) internal {
        _decimals = decimals_;
    }

    /**
     * @dev Hook that is called before any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * will be to transferred to `to`.
     * - when `from` is zero, `amount` tokens will be minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}

File 5 of 5 : IERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

Settings
{
  "remappings": [],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "istanbul",
  "libraries": {
    "": {}
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  }
}

Contract ABI

[{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"uint8","name":"decimals","type":"uint8"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"mint","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"}]

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

000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000000000000f664441492046616b6520546f6b656e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000046644414900000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : name (string): fDAI Fake Token
Arg [1] : symbol (string): fDAI
Arg [2] : decimals (uint8): 18

-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000012
Arg [3] : 000000000000000000000000000000000000000000000000000000000000000f
Arg [4] : 664441492046616b6520546f6b656e0000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [6] : 6644414900000000000000000000000000000000000000000000000000000000


Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.