Changes Object (IChanges Interface)

This object is a collection of the Change objects. It is returned by the comparison methods and contains the list of changes that were detected when comparing the original document or page with its copy.


  • The indexing of ABBYY FineReader Engine collections starts with 0.
  • The foreach statement in C# (for each in Visual Basic .NET) can be used to manipulate the collection.


Name Type Description
Count int, read-only Stores the number of elements in the collection.
Element Change, read-only Provides access to a single element of the collection.


Name Description
Item Provides access to a single element of the collection.

Related objects

Object Diagram

Output parameter

This object is the output parameter of the GetChangesForReferencePage and GetChangesForUserPage methods of the ComparisonResult object.


The object is used in the Document Comparison demo tool.

See also


Working with Properties

Working with Collections

Migration Guide from ScanDifFinder SDK to Document Comparison API

24.03.2023 8:51:52

Usage of Cookies. In order to optimize the website functionality and improve your online experience ABBYY uses cookies. You agree to the usage of cookies when you continue using this site. Further details can be found in our Privacy Notice.