Repair EXCEL file in C++

Build your own C++ application to repair excel files using C++.

Repair EXCEL File Using C++

How do I repair excel file? With Aspose.Cells for C++ library, you can easily repair EXCEL file programmatically with a few lines of code. Aspose.Cells for C++ is capable of building cross-platform applications with the ability to generate, modify, convert, render and print all Excel files. C++ Excel API not only convert between spreadsheet formats, it can also render Excel files as images, PDF, HTML, ODS, CSV, SVG, JSON, WORD, PPT and more, thus making it a perfect choice to exchange documents in industry-standard formats. You can download its latest version directly, just open NuGet package manager, search for Aspose.Cells.Cpp and install. You may also use the following command from the Package Manager Console.

Command
PM> Install-Package Aspose.Cells.Cpp

How to Repair excel file in C++

Need to repair excel file programmatically? C++ developers can easily load & repair excel file in just a few lines of code.

Define a class that inherits Aspose.Cells.IWarningCallback.
Load EXCEL file by creating an instance of Workbook, using the inheritance class above, refer to the code above.
Save the workbook, the corrupted excel file will be repaired.

Sample Code to repair EXCEL file

Input file

Repair

Save as

   
                                   

	  
  Aspose::Cells::Startup();
  
  //1, Define a class that inherits Aspose.Cells.IWarningCallback
  class DefaultWarningCallback : public IWarningCallback
  {
  	//Implement this method as needed
  	public:
  	void Warning(WarningInfo& warningInfo)
  	{
  	    //todo
  	}
  };
  
  //2, Load the corrupted file by creating an instance of Workbook, using the inheritance class above
  DefaultWarningCallback w;
  LoadOptions options;
  options.SetWarningCallback(&w);
  Workbook workbook(u"Input.xlsx", options);
  
  //3, Save the workbook, the corrupted file will be repaired.
  workbook.Save(u"Output.xlsx");
  
  Aspose::Cells::Cleanup();

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C++ library to repair EXCEL file

There are three options to install “Aspose.Cells for C++” onto your system. Please choose one that resembles your needs and follow the step-by-step instructions:

Install a NuGet Package . See Documentation
Install the library using Include and lib Folders. See Documentation
Install Aspose.Cells for C++ in Linux. See Documentation

System Requirements

Aspose.Cells for C++ is supported on all major operating systems. Just make sure that you have the following prerequisites.

Microsoft Windows or a compatible OS with C++ Runtime Environment for Windows 32 bit, Windows 64 bit and Linux 64 bit.
Add reference to the Aspose.Cells for C++ DLL in your project.

EXCEL What is EXCEL File Format?

XLSX is well-known format for Microsoft Excel documents that was introduced by Microsoft with the release of Microsoft Office 2007. Based on structure organized according to the Open Packaging Conventions as outlined in Part 2 of the OOXML standard ECMA-376, the new format is a zip package that contains a number of XML files. The underlying structure and files can be examined by simply unzipping the .xlsx file.

Repair Other Supported Excel Formats

Using C++, one can easily repair other Excel format files.

Repair ODS (OpenDocument Spreadsheet File)

Repair XLS (Excel Binary Format)

Repair XLSB (Binary Excel Workbook File)

Repair XLSM (Spreadsheet File)

Repair XLSX (OOXML Excel File)