# PDFLConstants Interface

> Interface PDFLConstants.

- Product: Adobe PDF Library 18
- Language: Java
- Version: APDFL18.0.5PlusP2e
- HTML page: https://docs.datalogics.com/apdfl18/Java/APDFL18.0.5PlusP2e/interface/PDFLConstants
- Version index: https://docs.datalogics.com/apdfl18/Java/APDFL18.0.5PlusP2e/llms.txt

```java
interface PDFLConstants
```

**Namespace:** `com::datalogics::PDFL`