# Xendit PHP SDK
The official Xendit PHP SDK provides a simple and convenient way to call Xendit's REST API
in applications written in PHP.
* Package version: 4.2.0
# Getting Started
## Installation
### Requirements
PHP 7.4 and later.
### Composer
To install the bindings via [Composer](https://getcomposer.org/), add the following to `composer.json`:
```json
{
"repositories": [
{
"type": "vcs",
"url": "https://github.com/xendit/xendit-php.git"
}
],
"require": {
"xendit/xendit-php": "4.2.0"
}
}
```
Then run `composer install`
### Autoloading
Download the files and include `autoload.php`:
```php
<?php
require_once(__DIR__ . '/vendor/autoload.php');
```
## Authorization
The SDK needs to be instantiated using your secret API key obtained from the [Xendit Dashboard](https://dashboard.xendit.co/settings/developers#api-keys).
You can sign up for a free Dashboard account [here](https://dashboard.xendit.co/register).
```php
use Xendit\Configuration;
Configuration::setXenditKey('XENDIT_API_KEY');
```
# Documentation
Find detailed API information and examples for each of our product’s by clicking the links below,
* [Invoice](docs/InvoiceApi.md)
* [PaymentRequest](docs/PaymentRequestApi.md)
* [PaymentMethod](docs/PaymentMethodApi.md)
* [Refund](docs/RefundApi.md)
* [Balance](docs/BalanceApi.md)
* [Transaction](docs/TransactionApi.md)
* [Customer](docs/CustomerApi.md)
* [Payout](docs/PayoutApi.md)
All URIs are relative to *https://api.xendit.co*. For more information about our API, please refer to *https://developers.xendit.co/*.
Further Reading
* [Xendit Docs](https://docs.xendit.co/)
* [Xendit API Reference](https://developers.xendit.co/)