22 lines
446 B
Solidity
22 lines
446 B
Solidity
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.0;
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/**
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* @title IPriceFeed
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* @notice 价格预言机接口
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*/
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interface IPriceFeed {
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/**
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* @notice 获取资产价格
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* @return price 价格 (scaled by 1e8)
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*/
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function getPrice() external view returns (uint256 price);
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/**
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* @notice 获取价格精度
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* @return 价格小数位数
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*/
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function decimals() external view returns (uint8);
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}
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