how to retrieve excel file corrupted

This article mainly introduces how to use xlrd in python to retrieve a column containing a specified string record in excel. it involves the skills of using xlrd module to retrieve Excel, which is very useful, for more information, see the following example. Share it with you for your reference. The specific analysis i

generated Excel file, as shown in code list 1-4. Code List 1-4 Export Excel Public void export () { Workbook. SaveCopyAs (@ "D:/aa.xls "); App. Quit (); } The Workbook object is used to Save an Excel file by using the Save, SaveCopyAs, and SaveAs methods. The SaveCopyAs met

Sometimes you open a previously edited Excel workbook, but you find that the content is confusing, that you cannot continue editing, and that you are not ready to print. This is a lot of friends in the processing of Excel files may encounter a problem, in the face of this situation, we should do? The reason for this should be that the file has been

When you open a file, you are prompted that the format of the file Xxx.xls you are trying to open is inconsistent with the format specified by the file name extension. Before opening the file, verify that the file is not corrupted

When you encounter an inability to open a corrupted excelxp file, you can try to open the Excel file by using Word, which is implemented directly by using Word to read the Excel file feature, and is typically applied to situatio

to enable document recovery, open the Excel Options dialog box by clicking the Options button on the File tab. In the Save tab, uncheck the "Disable automatic recovery of this workbook only" check box. Method III, using "Excel Recovery" to repair corrupted files The Excel

a damaged Excelxp file, you can try to open the Excel file using Word, which is implemented directly by using Word to read the Excel file feature, which is usually true for Excelxp file headers that are not

1. Conversion Format method This method is to save the damaged Excelxp workbook and select the save format as the SYLK format; In general, if you can open the damaged Excelxp file, only can not do a variety of editing and printing of files, then I suggest that we first try this method, To save the damaged Excelxp workbook in a SYLK format, which filters out the corrupted parts of the document. 2. Direct R

;MessageBox. Show ("imported successfully ");}Catch (Exception ex){MessageBox. Show (ex. ToString ());}Finally{GC. Collect ();} Method 2: This method is fast, but the exported format is not standard Excel format. The default worksheet name is the same as the file name.String FileName = "d: \ abc.xls ";System. Data. DataTable dt = new System. Data. DataTable ();FileStream objFileStream;StreamWriter objStrea

Recently, a project has a page that needs to be imported into an excel file and then updated the data in the database. I never remember how to import or export an excel file, in fact, there is nothing to remember (normally, recording macros are used in excel). The import wil

.}// ================================================ ======================================// Determine the format 0: MAmount: F// ================================================ ======================================Private bool IsDataFieldCell (string cellStr){If (string. IsNullOrEmpty (cellStr) return false; // determines whether it is null or ""ArrayList list = UtlMisc. GetItemsListFromString (cellStr, ":"); // intercept the string and separate it ":"If (list. Count! = 3) return false; //

In general, some data types are processed using Excel tables, and sometimes they are sent to others when they are viewed, and in some cases it is necessary to convert these Excel tables into PDF files and send them. So how does Excel convert to PDF files?The occasional processing of some files can be converted in two simple ways, first of all