In asp.net, C # batch replace Word operations

First, introduce the Microsoft. Office. Interop. Word component, which appears in COM after the office is installed.

 

The code is as follows:

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Using System; Using System. Collections. Generic; Using System. Diagnostics; Using System. Linq; Using System. Text; Namespace TextReplace { Public class WordOperate: IDisposable     { Private Microsoft. Office. Interop. Word. _ Application _ app; Private Microsoft. Office. Interop. Word. _ Document _ doc; Object _ nullobj = System. Reflection. Missing. Value; /// <Summary> /// Close the Word process /// </Summary> Public void KillWinword ()         { Var p = Process. GetProcessesByName ("WINWORD "); If (p. Any () p [0]. Kill ();         } /// <Summary> /// Open the word document /// </Summary> /// <Param name = "filePath"> </param> Public void Open (string filePath)         { _ App = new Microsoft. Office. Interop. Word. ApplicationClass (); Object file = filePath; _ Doc = _ app. Documents. Open ( Ref file, ref _ nullobj, ref _ nullobj, Ref _ nullobj, Ref _ nullobj, Ref _ nullobj, Ref _ nullobj, ref _ nullobj );         } /// <Summary> /// Replace the text in word /// </Summary> /// <Param name = "strOld"> Search text </param> /// <Param name = "strNew"> replaced text </param> Public void Replace (string strOld, string strNew)         { _ App. Selection. Find. ClearFormatting (); _ App. Selection. Find. Replacement. ClearFormatting (); _ App. Selection. Find. Text = strOld; _ App. Selection. Find. Replacement. Text = strNew; Object objReplace = Microsoft. Office. Interop. Word. WdReplace. wdReplaceAll; _ App. Selection. Find. Execute (ref _ nullobj, Ref _ nullobj, Ref _ nullobj, Ref _ nullobj, ref objReplace, ref _ nullobj, Ref _ nullobj, ref _ nullobj, ref _ nullobj );         } /// <Summary> /// Save /// </Summary> Public void Save ()         { _ Doc. Save ();         } /// <Summary> /// Exit /// </Summary> Public void Dispose ()         { _ Doc. Close (ref _ nullobj, ref _ nullobj, ref _ nullobj ); _ App. Quit (ref _ nullobj, ref _ nullobj, ref _ nullobj );         }     } }