> ## Documentation Index
> Fetch the complete documentation index at: https://bazel-pr-29840.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Core Starlark data types

This section lists the data types of the [Starlark core language](https://github.com/bazelbuild/starlark/blob/master/spec.md#built-in-constants-and-functions). With some exceptions, these type names are not valid Starlark symbols; instances of them may be acquired through different means.

* [bool](/rules/lib/core/bool)
* [builtin\_function\_or\_method](/rules/lib/core/builtin_function_or_method)
* [dict](/rules/lib/core/dict)
* [float](/rules/lib/core/float)
* [function](/rules/lib/core/function)
* [int](/rules/lib/core/int)
* [json](/rules/lib/core/json)
* [list](/rules/lib/core/list)
* [range](/rules/lib/core/range)
* [set](/rules/lib/core/set)
* [string](/rules/lib/core/string)
* [tuple](/rules/lib/core/tuple)