20 lines
732 B
Solidity
20 lines
732 B
Solidity
// SPDX-License-Identifier: CC0-1.0
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pragma solidity ^0.8.0;
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/**
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* @title IERC5501Enumerable
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* @dev See https://eips.ethereum.org/EIPS/eip-5501
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* This extension for ERC5501 adds the option to iterate over user tokens.
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* @notice the EIP-165 identifier for this interface is 0x1d350ef8.
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*/
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interface IERC5501Enumerable /* is IERC5501Balance, IERC5501 */ {
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/**
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* @notice Enumerate NFTs assigned to a user.
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* @dev Reverts if user is zero address or _index >= userBalanceOf(_owner).
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* @param _user an address to iterate over its tokens
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* @return uint256 the token ID for given index assigned to _user
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*/
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function tokenOfUserByIndex(address _user, uint256 _index) external view returns (uint256);
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}
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