# PDFProcessorPDFXConversionOption Enum

> Specifies which PDF/X standard to use when converting a document to PDF/X.

- Product: Adobe PDF Library 21
- Language: .NET Framework
- Version: APDFL21.0.0PlusP1e
- HTML page: https://docs.datalogics.com/apdfl21/DotNetFramework/APDFL21.0.0PlusP1e/enum/PDFProcessorPDFXConversionOption
- Version index: https://docs.datalogics.com/apdfl21/DotNetFramework/APDFL21.0.0PlusP1e/llms.txt

**Namespace:** `Datalogics::PDFL`

## Description

Specifies which PDF/X standard to use when converting a document to PDF/X.

## Values

- `KPDFProcessorConvertToPDFX1a2001 = 0`: Convert to PDF/X-1a:2001 standard.
- `KPDFProcessorConvertToPDFX32003 = 1`: Convert to PDF/X-3:2003 standard.
- `KPDFProcessorConvertToPDFX42010 = 2`: Convert to PDF/X-4:2010 standard.
- `KPDFProcessorConvertToPDFX62020 = 3`: Convert to PDF/X-6:2020 standard.