22 lines
594 B
Solidity
22 lines
594 B
Solidity
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// SPDX-License-Identifier: MIT
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pragma solidity ^0.7.2;
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/**
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* @dev Interface of the optional ERC1155MetadataExtension interface, as defined
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* in the https://eips.ethereum.org/EIPS/eip-1155#metadata-extensions[EIP].
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*
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* _Available since v3.1._
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*/
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interface IERC1155MetadataURI {
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/**
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* @dev Returns the URI for token type `id`.
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*
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* If the `\{id\}` substring is present in the URI, it must be replaced by
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* clients with the actual token type ID.
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*/
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function uri(uint256 id) external view returns (string memory);
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event URI(string value, uint256 id);
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}
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