---
layout: page
title: "Index Array"
node_type: "lib.array.manipulation.IndexArray"
namespace: "lib.array.manipulation"
---

**Type:** `lib.array.manipulation.IndexArray`

**Namespace:** `lib.array.manipulation`

## Description

Select specific indices from an array along a specified axis.
    array, index, select, subset

    Use cases:
    - Extract specific samples from a dataset
    - Select particular features or dimensions
    - Implement batch sampling operations

## Properties

| Property | Type | Description | Default |
|----------|------|-------------|----------|
| values | `np_array` | The input array to index | `{'type': 'np_array', 'value': None, 'dtype': '<i8', 'shape': [1]}` |
| indices | `str` | The comma separated indices to select | `` |
| axis | `int` | Axis along which to index | `0` |

## Outputs

| Output | Type | Description |
|--------|------|-------------|
| output | `np_array` |  |

## Metadata

## Related Nodes

Browse other nodes in the [lib.array.manipulation](../) namespace.

