FirebaseAILogic Framework Reference

Segment

@available(iOS15.0,macOS12.0,tvOS15.0,watchOS8.0,*)publicstructSegment:Sendable,Equatable,Hashable
extensionSegment:Decodable

Represents a specific segment within aModelContent struct, often used to pinpoint theexact location of text or data that grounding information refers to.

  • The zero-based index of thePart object within theparts array of its parentModelContent object. This identifies which part of the content the segment belongs to.

    Declaration

    Swift

    publicletpartIndex:Int

  • The zero-based start index of the segment within the specifiedPart, measured in UTF-8bytes. This offset is inclusive, starting from 0 at the beginning of the part’s content.

    Declaration

    Swift

    publicletstartIndex:Int

  • The zero-based end index of the segment within the specifiedPart, measured in UTF-8bytes. This offset is exclusive, meaning the character at this index is not included in thesegment.

    Declaration

    Swift

    publicletendIndex:Int

  • The text corresponding to the segment from the response.

    Declaration

    Swift

    publiclettext:String

  • Declaration

    Swift

    publicinit(fromdecoder:Decoder)throws

Except as otherwise noted, the content of this page is licensed under theCreative Commons Attribution 4.0 License, and code samples are licensed under theApache 2.0 License. For details, see theGoogle Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.

Last updated 2025-10-28 UTC.