35 lines
792 B
Solidity
35 lines
792 B
Solidity
pragma solidity ^0.4.24;
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/**
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* @title ERC20 interface
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* @dev see https://github.com/ethereum/EIPs/issues/20
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*/
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interface IERC20 {
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function totalSupply() external view returns (uint256);
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function balanceOf(address who) external view returns (uint256);
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function allowance(address owner, address spender)
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external view returns (uint256);
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function transfer(address to, uint256 value) external returns (bool);
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function approve(address spender, uint256 value)
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external returns (bool);
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function transferFrom(address from, address to, uint256 value)
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external returns (bool);
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event Transfer(
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address indexed from,
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address indexed to,
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uint256 value
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);
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event Approval(
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address indexed owner,
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address indexed spender,
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uint256 value
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);
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}
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