How-To: Create a REST API

Comparing #18 with #19

Content

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### Sending the Response

How are the API responses actually sent? Right, we need to implement the _sendResponse method.

This code is borrowed from [http://www.gen-x-design.com/archives/create-a-rest-api-with-php](https://web.archive.org/web/20130910164802/http://www.gen-x-design.com/archives/create-a-rest-api-with-php/).

```php
private function _sendResponse($status = 200, $body = '', $content_type = 'text/html')
{

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