public sealed class Document.Types.TextChange : IMessage<Document.Types.TextChange>, IEquatable<Document.Types.TextChange>, IDeepCloneable<Document.Types.TextChange>, IBufferMessage, IMessage
Reference documentation and code samples for the Cloud Document AI v1 API class Document.Types.TextChange.
This message is used for text changes aka. OCR corrections.
public Document.Types.TextAnchor TextAnchor { get; set; }
Provenance of the correction.
Text anchor indexing into the
[Document.text][google.cloud.documentai.v1.Document.text]. There can
only be a single TextAnchor.text_segments element. If the start and
end index of the text segment are the same, the text change is inserted
before that index.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-19 UTC."],[[["\u003cp\u003eThis webpage provides reference documentation for the \u003ccode\u003eDocument.Types.TextChange\u003c/code\u003e class within the Google Cloud Document AI v1 API, detailing its usage for text changes and OCR corrections.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eDocument.Types.TextChange\u003c/code\u003e class implements interfaces such as \u003ccode\u003eIMessage\u003c/code\u003e, \u003ccode\u003eIEquatable\u003c/code\u003e, \u003ccode\u003eIDeepCloneable\u003c/code\u003e, and \u003ccode\u003eIBufferMessage\u003c/code\u003e, and inherits from the \u003ccode\u003eobject\u003c/code\u003e class.\u003c/p\u003e\n"],["\u003cp\u003eThe webpage lists available versions of the documentation for this class ranging from version 1.0.0 to 3.19.0, which is the latest, enabling users to access previous implementations.\u003c/p\u003e\n"],["\u003cp\u003eThe class includes properties like \u003ccode\u003eChangedText\u003c/code\u003e, which represents the replacement text, \u003ccode\u003eProvenance\u003c/code\u003e that contains the history of annotation, and \u003ccode\u003eTextAnchor\u003c/code\u003e, which holds the information regarding where the correction should occur in the document.\u003c/p\u003e\n"],["\u003cp\u003eThe class also defines two constructors, one being parameterless and the other accepting an instance of the \u003ccode\u003eTextChange\u003c/code\u003e class, allowing for object creation and cloning.\u003c/p\u003e\n"]]],[],null,[]]
