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yarri/array-flatten
===================

Convert a multi-dimensional array into a single-dimensional array

v0.2(2y ago)15.1k↑95%MITPHPPHP >=5.6CI passing

Since Apr 26Pushed 2mo ago1 watchersCompare

[ Source](https://github.com/yarri/ArrayFlatten)[ Packagist](https://packagist.org/packages/yarri/array-flatten)[ Docs](https://github.com/yarri/ArrayFlatten)[ RSS](/packages/yarri-array-flatten/feed)WikiDiscussions master Synced 1mo ago

READMEChangelogDependencies (1)Versions (4)Used By (0)

ArrayFlatten
============

[](#arrayflatten)

[![Tests](https://github.com/yarri/ArrayFlatten/actions/workflows/tests.yml/badge.svg)](https://github.com/yarri/ArrayFlatten/actions/workflows/tests.yml)

Convert a multi-dimensional array into a single-dimensional array

Function signature
------------------

[](#function-signature)

```
array_flatten(array $array, bool $preserve_keys = false): array

```

#### Parameters

[](#parameters)

**array**

The multi-dimensional array.

**preserve\_keys**

Whether or not to preserve keys in the output array.

#### Return value

[](#return-value)

The function array\_flatten returns single-dimensional array or false if no array is given as the parameter $array.

Usage
-----

[](#usage)

```
$ar = ["a", ["b", "c"], [["d",["e","f"]]]];
array_flatten($ar); // ["a","b","c","d","e","f"]

$ar = ["x" => "a", "y" => ["z" => "b", "c"]];
array_flatten($ar); // ["a", "b", "c"]
array_flatten($ar,false); // ["a", "b", "c"]
array_flatten($ar,true); // ["x" => "a", "z" => "b", 0 => "c"]

// !! duplicit key "x"
$ar = ["x" => "a", "y" => ["z" => "b", "x" => "c"]];
array_flatten($ar); // ["a", "b", "c"]
array_flatten($ar,true); // ["x" => "c", "z" => "b"]

```

Installation
------------

[](#installation)

Just use the Composer:

```
composer require yarri/array-flatten

```

License
-------

[](#license)

ArrayFlatten is free software distributed [under the terms of the MIT license](http://www.opensource.org/licenses/mit-license)

###  Health Score

31

—

LowBetter than 68% of packages

Maintenance58

Moderate activity, may be stable

Popularity24

Limited adoption so far

Community7

Small or concentrated contributor base

Maturity28

Early-stage or recently created project

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~16 days

Total

2

Last Release

736d ago

### Community

Maintainers

![](https://www.gravatar.com/avatar/6304dffbd91d7a978f98632b0e4e30d662dcdb691daadb1388a58984e98faf5c?d=identicon)[yarri](/maintainers/yarri)

---

Top Contributors

[![yarri](https://avatars.githubusercontent.com/u/974278?v=4)](https://github.com/yarri "yarri (12 commits)")

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![Health badge](/badges/yarri-array-flatten/health.svg)

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