$app->get('/api/user/{id}', function ($id) use ($app) { $user = getUserById($id); if (!$user) { return $app->json('User not found', 404); } return $app->json($user); });
$request = $app['request']; $data = json_decode($request->getContent(), true);This example demonstrates how to parse an incoming JSON string into a PHP associative array. The JSON string is retrieved from the request object, and then converted into an array using the `json_decode()` function. The package library used in these examples is `silex/silex`.