# Utility functions

> For the complete documentation index, see [llms.txt](https://kotlin.github.io/dataframe/llms.txt).

Explore frequently used helpers for querying and transforming your data:

API reference: [api package](https://kotlin.github.io/dataframe/api-docs/core/org.jetbrains.kotlinx.dataframe.api/index.html)

* [all](all.html) — Check whether all rows satisfy a predicate.

* [any](any.html) — Check whether any row satisfies a predicate.

* [chunked](chunked.html) — Split a [DataFrame](dataframe.html) into consecutive chunks and return them as a [FrameColumn](datacolumn.html#framecolumn).

* [shuffle](shuffle.html) — Randomly reorder rows.