27 lines
1.2 KiB
Solidity
27 lines
1.2 KiB
Solidity
pragma solidity 0.5.12;
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interface IERC20 {
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event Transfer(address indexed from, address indexed to, uint256 value);
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event Approval(address indexed owner, address indexed spender, uint256 value);
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function name() external view returns (string memory);
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function symbol() external view returns (string memory);
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function decimals() external view returns (uint8);
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function totalSupply() external view returns (uint256);
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function balanceOf(address owner) external view returns (uint256);
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function allowance(address owner, address spender) external view returns (uint256);
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function chainId() external returns (uint256);
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function nonceFor(address owner) external view returns (uint256);
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function transfer(address to, uint256 value) external returns (bool);
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function burn(uint256 value) external;
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function approve(address spender, uint256 value) external returns (bool);
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function approveMeta(
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address owner, address spender, uint256 value, uint256 nonce, uint256 expiration, uint8 v, bytes32 r, bytes32 s
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)
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external;
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function transferFrom(address from, address to, uint256 value) external returns (bool);
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function burnFrom(address from, uint256 value) external;
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}
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