# php-04. Useful Functions - Http
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## 1. Get, Post, Cookie, Session
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GET/POST

```php
// [deprecated]
// You should use the features of the framework.
// $_GET['foo']
// $_POST['bar']

// [deprecated]
// You should use the features of the framework.
// parse_str($getQueryString, $Parsed);

// [deprecated]
// You should use the features of the framework.
// $fooValue = filter_input(INPUT_GET,  'foo');
// $barValue = filter_input(INPUT_GET,  'bar');
```