CMDlineAppXLSXtoPDF

A simple C# command-line utility to recalculate and convert Excel (.xls, .xlsx) files to PDF using Aspose.Cells.

✅ Also supports recalculating formulas and saving back to Excel instead of PDF.

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⚠️ Licensing

This app uses Aspose.Cells, which is not free. You can run the app in evaluation mode, but the output will include watermarks.

• To remove evaluation watermarks, purchase a license from Aspose.
• Place your license file as aspose.lic in the same directory where the app runs.

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🛠 Requirements

• .NET 8 SDK
• Works on Windows (other OSes possible via cross-platform build)

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🔧 Build Instructions

1. Build (for development/testing):

dotnet build -c Release

2. Publish (for deployment):

dotnet publish -c Release -r win-x64 --self-contained false

You can change the runtime identifier (-r) to linux-x64, osx-arm64, etc.

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🚀 Usage

Convert to PDF (default behavior):

ExcelToPdfConverter.exe path\to\input.xlsx path\to\output.pdf

Convert to PDF with specific Sheet name:

ExcelToPdfConverter.exe path\to\input.xlsx path\to\output.pdf Sheetname

Recalculate formulas and output Excel:

ExcelToPdfConverter.exe path\to\input.xlsx path\to\output.xlsx

Supported output formats:

• .pdf – converts Excel to PDF
• .xlsx – recalculates and saves as modern Excel format
• .xls – recalculates and saves as legacy Excel format

If no output file is provided, the app will default to generating a .pdf.

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🧪 Testing in VS Code

You can test the app directly in VS Code:

dotnet run -- path\to\input.xlsx path\to\output.pdf

Use -- to pass arguments to the program.

To debug with arguments, configure launch.json with args.

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📂 Example

dotnet run -- "data\report.xlsx" "exports\report.pdf"
dotnet run -- "data\report.xlsx" "exports\report.pdf" Report
dotnet run -- "data\sales.xls" "exports\sales_recalculated.xls"

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📃 License File Handling

Place your aspose.lic file in the same folder as the .exe or publish directory.

If the license file is not found, the app will continue in evaluation mode with limitations.

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