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// SPDX-License-Identifier: MIT | |
pragma solidity >=0.4.0; | |
import "@openzeppelin/contracts/access/Ownable.sol"; | |
import "@openzeppelin/contracts/utils/Context.sol"; | |
import "./IBEP20.sol"; | |
import "@openzeppelin/contracts/math/SafeMath.sol"; | |
import "@openzeppelin/contracts/utils/Address.sol"; |
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// SPDX-License-Identifier: MIT | |
pragma solidity ^0.8.0; | |
/* | |
* @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 meta-transactions the account sending and | |
* paying for execution may not be the actual sender (as far as an application |
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// SPDX-License-Identifier: MIT | |
pragma solidity ^0.8.0; | |
import "./IERC20.sol"; | |
import "./IERC20Metadata.sol"; | |
import "@openzeppelin/contracts/access/Ownable.sol"; | |
import "@openzeppelin/contracts/utils/Context.sol"; |
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// SPDX-License-Identifier: MIT | |
pragma solidity ^0.8.0; | |
import "../utils/Context.sol"; | |
/** | |
* @dev Contract module which provides a basic access control mechanism, where | |
* there is an account (an owner) that can be granted exclusive access to | |
* specific functions. |
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// SPDX-License-Identifier: MIT | |
pragma solidity ^0.8.0; | |
import "../utils/Context.sol"; | |
/** | |
* @dev Contract module which provides a basic access control mechanism, where | |
* there is an account (an owner) that can be granted exclusive access to | |
* specific functions. |
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/** | |
*Submitted for verification at BscScan.com on 2020-09-22 | |
*/ | |
pragma solidity 0.6.12; | |
// | |
/* | |
* @dev Provides information about the current execution context, including the |