IERC165Upgradeable
Interface of the ERC165 standard, as defined in the https://eips.ethereum.org/EIPS/eip-165. Implementers can declare support of contract interfaces, which can then be queried by others ({ERC165Checker}). For an implementation, see {ERC165}.
Methods
supportsInterface
function supportsInterface(bytes4 interfaceId) external view returns (bool)
Returns true if this contract implements the interface defined by interfaceId. See the corresponding https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section] to learn more about how these ids are created. This function call must use less than 30 000 gas.
Parameters
| Name | Type | Description |
|---|---|---|
| interfaceId | bytes4 | undefined |
Returns
| Name | Type | Description |
|---|---|---|
| _0 | bool | undefined |