contentTypeKey The resource’s type. Declarationstatic let contentTypeKey: URLResourceKey See AlsoOther resource keyskeysOfUnsetValuesKeyquarantinePropertiesKeyaddedToDirectoryDateKeyattributeModificationDateKeycontentAccessDateKeycontentModificationDateKeycreationDateKeycustomIconKeydocumentIdentifierKeyeffectiveIconKeygenerationIdentifierKeyhasHiddenExtensionKeyisExcludedFromBackupKeyisExecutableKeyisHiddenKey