# eVision

> eVision 26.10.0 documentation


2026, Euresys

## Pages in this subsection

- [Reading a Data Matrix Code Code Snippet](automaticreading.html.md): This code snippet shows how to read a data matrix code and retrieve the decoded string.
- [Learning a Data Matrix Code Code Snippet](readingwithpriorlearning.html.md): This code snippet shows how to learn a given data matrix code type (except its flipping status), perform the reading and retrieve the decoded string.
- [Tuning the Search Parameters Code Snippet](advancedtuningofthesearchparameters.html.md): This code snippet shows how to explicitly specify the data matrix code logical size and family, perform the reading and retrieve the decoded string.
- [Grading a Data Matrix Code Code Snippet](retrievingprintqualitygrading.html.md): This code snippet shows how to read a data matrix code and retrieve its print quality grading.

## Optional

- [Top-level llms.txt](../../../../../llms.txt): Complete documentation index.
