Word .NET庫組件Spire.Doc系列教程（49）：通過比較兩個Word文檔來獲得差異

Spire.Doc for .NET是一個專業的Word .NET庫，設計用于幫助開發人員高效地開發創建、閱讀、編寫、轉換和打印任何來自.NET( C#, VB.NET, ASP.NET）平臺的Word文檔文件的功能。

前文已經介紹了如何在C＃和VB.NET中比較兩個Word文檔。從Spire.Doc V8.12.14開始，它支持在結構列表中獲取兩個Word文檔之間的差異。本文將向您展示如何使用Spire.Doc通過比較兩個Word文檔來獲得差異。

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C#

using Spire.Doc;
using Spire.Doc.Documents;
using Spire.Doc.Fields;
using Spire.Doc.Formatting.Revisions;
using System;

namespace GetWordDifferences
    {
    class Program
    {
        static void Main(string[] args)

        {
            //Load the first Word document
            Document doc1 = new Document();
            doc1.LoadFromFile("Sample1.docx");

            //Load the second Word document
            Document doc2 = new Document();
            doc2.LoadFromFile("Sample2.docx");

            //Compare the two Word documents
            doc1.Compare(doc2, "Author");

            foreach (Section sec in doc1.Sections)
            {
                foreach (DocumentObject docItem in sec.Body.ChildObjects)
                {
                    if (docItem is Paragraph)
{
                        Paragraph para = docItem as Paragraph;
                        if (para.IsInsertRevision)
                        { 
                            EditRevision insRevison = para.InsertRevision;
                            EditRevisionType insType = insRevison.Type; 
                            string insAuthor = insRevison.Author; 
                            DateTime insDateTime = insRevison.DateTime; 
                        }

                        else if (para.IsDeleteRevision)
                        { 
                            EditRevision delRevison = para.DeleteRevision; 
                            EditRevisionType delType = delRevison.Type; 
                            string delAuthor = delRevison.Author; 
                            DateTime delDateTime = delRevison.DateTime; 
                        }

                        foreach (ParagraphBase paraItem in para.ChildObjects)
                        {
                            if (paraItem.IsInsertRevision)
                            { 
                                EditRevision insRevison = paraItem.InsertRevision; 
                                EditRevisionType insType = insRevison.Type; 
                                string insAuthor = insRevison.Author; 
                                DateTime insDateTime = insRevison.DateTime; 
                            }

                            else if (paraItem.IsDeleteRevision)
                            { 
                                EditRevision delRevison = paraItem.DeleteRevision; 
                                EditRevisionType delType = delRevison.Type; 
                                string delAuthor = delRevison.Author; 
                                DateTime delDateTime = delRevison.DateTime; 
                            }

                        }
                    }
                }
            }

            //Get the difference about revisions
            DifferRevisions differRevisions = new DifferRevisions(doc1);
            var insetRevisionsList = differRevisions.InsertRevisions;
            var deletRevisionsList = differRevisions.DeleteRevisions;      
        }
    }
 }

VB.NET

Imports Spire.Doc
Imports Spire.Doc.Documents
Imports Spire.Doc.Fields
Imports Spire.Doc.Formatting.Revisions
Imports System

Namespace GetWordDifferences
    
    Class Program
        
        Private Shared Sub Main(ByVal args() As String)
            'Load the first Word document
            Dim doc1 As Document = New Document
            doc1.LoadFromFile("Sample1.docx")
            'Load the second Word document
            Dim doc2 As Document = New Document
            doc2.LoadFromFile("Sample2.docx")
            'Compare the two Word documents
            doc1.Compare(doc2, "Author")
            For Each sec As Section In doc1.Sections
                For Each docItem As DocumentObject In sec.Body.ChildObjects
                    If (TypeOf docItem Is Paragraph) Then
                        Dim para As Paragraph = CType(docItem,Paragraph)
                        If para.IsInsertRevision Then
                            Dim insRevison As EditRevision = para.InsertRevision
                            Dim insType As EditRevisionType = insRevison.Type
                            Dim insAuthor As String = insRevison.Author
                            Dim insDateTime As DateTime = insRevison.DateTime
                        ElseIf para.IsDeleteRevision Then
                            Dim delRevison As EditRevision = para.DeleteRevision
                            Dim delType As EditRevisionType = delRevison.Type
                            Dim delAuthor As String = delRevison.Author
                            Dim delDateTime As DateTime = delRevison.DateTime
                        End If
                        
                        For Each paraItem As ParagraphBase In para.ChildObjects
                            If paraItem.IsInsertRevision Then
                                Dim insRevison As EditRevision = paraItem.InsertRevision
                                Dim insType As EditRevisionType = insRevison.Type
                                Dim insAuthor As String = insRevison.Author
                                Dim insDateTime As DateTime = insRevison.DateTime
                            ElseIf paraItem.IsDeleteRevision Then
                                Dim delRevison As EditRevision = paraItem.DeleteRevision
                                Dim delType As EditRevisionType = delRevison.Type
                                Dim delAuthor As String = delRevison.Author
                                Dim delDateTime As DateTime = delRevison.DateTime
                            End If
                            
                        Next
                    End If
                    
                Next
            Next
            'Get the difference about revisions
            Dim differRevisions As DifferRevisions = New DifferRevisions(doc1)
            Dim insetRevisionsList = differRevisions.InsertRevisions
            Dim deletRevisionsList = differRevisions.DeleteRevisions
        End Sub
    End Class
End Namespace