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ergebnis/environment-variables
==============================

Provides an abstraction for environment variables.

1.8.0(8mo ago)393.6k2[5 PRs](https://github.com/ergebnis/environment-variables/pulls)MITPHPPHP ~8.1.0 || ~8.2.0 || ~8.3.0 || ~8.4.0 || ~8.5.0CI failing

Since Feb 23Pushed 3mo ago1 watchersCompare

[ Source](https://github.com/ergebnis/environment-variables)[ Packagist](https://packagist.org/packages/ergebnis/environment-variables)[ Docs](https://github.com/ergebnis/environment-variables)[ RSS](/packages/ergebnis-environment-variables/feed)WikiDiscussions main Synced 1mo ago

READMEChangelog (9)Dependencies (14)Versions (16)Used By (0)

environment-variables
=====================

[](#environment-variables)

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This project provides a [`composer`](https://getcomposer.org) package with an abstraction of environment variables.

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

[](#installation)

Run

```
composer require ergebnis/environment-variables
```

Usage
-----

[](#usage)

This package provides the interface [`Ergebnis\Environment\Variables`](src/Variables.php) along with the following production implementations:

- [`Ergebnis\Environment\SystemVariables`](#ergebnisenvironmentsystemvariables)

This package also provides the following test implementations:

- [`Ergebnis\Environment\FakeVariables`](#ergebnisenvironmentfakevariables)
- [`Ergebnis\Environment\ReadOnlyVariables`](#ergebnisenvironmentreadonlyvariables)
- [`Ergebnis\Environment\TestVariables`](#ergebnisenvironmenttestvariables)

### Production Implementation

[](#production-implementation)

#### `Ergebnis\Environment\SystemVariables`

[](#ergebnisenvironmentsystemvariables)

If you want to read, set, and unset environment variables in an object-oriented way in a production environment, you can use [`Ergebnis\Environment\SystemVariables`](src/SystemVariables.php):

```