ASP. NET code for online Word document Preview

Therefore, an HTMl file is saved when each file is uploaded, so that the online preview function can be realized. The main code is as follows:
Copy codeThe Code is as follows:
Using System;
Using System. Collections;
Using System. Configuration;
Using System. Data;
Using System. Web;
Using System. Web. Security;
Using System. Web. UI;
Using System. Web. UI. HtmlControls;
Using System. Web. UI. WebControls;
Using System. Web. UI. WebControls. WebParts;
Using Word = Microsoft. Office. Interop. Word;
Public partial class test: System. Web. UI. Page
{
Protected void Page_Load (object sender, EventArgs e)
{
WordToHtml ("d: \ yijian.doc ");
}
/// <Summary>
/// Convert word to html
/// </Summary>
/// <Param name = "wordFileName"> </param>
Private string WordToHtml (object wordFileName)
{
// Place user code here to initialize the page
Word. ApplicationClass word = new Word. ApplicationClass ();
Type wordType = word. GetType ();
Word. Documents docs = word. Documents;
// Open the file
Type docsType = docs. GetType ();
Word. document doc = (Word. document) docsType. invokeMember ("Open", System. reflection. bindingFlags. invokeMethod, null, docs, new Object [] {wordFileName, true, true });
// Convert the format and save it
Type docType = doc. GetType ();
String wordSaveFileName = wordFileName. ToString ();
String strSaveFileName = wordSaveFileName. Substring (0, wordSaveFileName. Length-3) + "html ";
Object saveFileName = (object) strSaveFileName;
DocType. InvokeMember ("SaveAs", System. Reflection. BindingFlags. InvokeMethod, null, doc, new object [] {saveFileName, Word. WdSaveFormat. wdFormatFilteredHTML });
DocType. InvokeMember ("Close", System. Reflection. BindingFlags. InvokeMethod, null, doc, null );
// Exit Word
WordType. InvokeMember ("Quit", System. Reflection. BindingFlags. InvokeMethod, null, word, null );
Return saveFileName. ToString ();
}
}