> For the complete documentation index, see [llms.txt](https://documentation.crossengage.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://documentation.crossengage.io/data-and-engagement-platform/messages/personalization/general-helper-functions.md).

# General Helper Functions

General Helper functions can be used to filter arrays, or modify displayed output based on conditions.

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