Breaking Changes

This document tracks breaking changes across abap2xlsx versions to help with migration planning.

Version 7.x Series

The 7.x series maintains API compatibility as much as possible. Breaking changes are avoided to prevent disruption to existing implementations.

Version 7.16.0

• No breaking changes
• All existing APIs remain functional

Version 7.15.0

• No breaking changes
• Enhanced functionality while maintaining backward compatibility

Migration Guidelines

General Principles

abap2xlsx follows semantic versioning:

• Major version (7.x): May include breaking changes
• Minor version (x.16.x): New features, no breaking changes
• Patch version (x.x.0): Bug fixes only

Checking Your Version

You can verify your installed version:

DATA(lv_version) = zcl_excel=>version.
WRITE: / 'abap2xlsx version:', lv_version.

Or check the VERSION attribute in class ZCL_EXCEL.

Compatibility Testing

Before upgrading:

1. Run ZDEMO_EXCEL_CHECKER with your current version
2. Note any failing tests
3. After upgrade, run the checker again
4. Compare results to identify any issues

Future Breaking Changes

Planned Deprecations

Currently no major breaking changes are planned for the 7.x series.

Migration Support

If breaking changes become necessary:

• Advance notice will be provided
• Migration guides will be created
• Deprecated features will be marked clearly
• Transition period will be provided where possible

Getting Help

If you encounter issues after upgrading:

1. Check this breaking changes document
2. Review the FAQ for common issues
3. Search existing GitHub issues
4. Create a new issue with version details and error information