# PreviewRelevanceEntryBuilder A builder that allows you to construct a list of relevance entries to preview your widget. ``` @resultBuilder struct PreviewRelevanceEntryBuilder where Entry : RelevanceEntry ``` ## Topics ### Previewing relevance widgets [`static func buildArray([[Entry]]) -> [Entry]`](/documentation/WidgetKit/PreviewRelevanceEntryBuilder/buildArray(_:)) [`static func buildExpression(Entry) -> [Entry]`](/documentation/WidgetKit/PreviewRelevanceEntryBuilder/buildExpression(_:)) [`static func buildPartialBlock(first: [Entry]) -> [Entry]`](/documentation/WidgetKit/PreviewRelevanceEntryBuilder/buildPartialBlock(first:)) [`static func buildPartialBlock(accumulated: [Entry], next: [Entry]) -> [Entry]`](/documentation/WidgetKit/PreviewRelevanceEntryBuilder/buildPartialBlock(accumulated:next:)) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)