Example fix

Author: misantron

examples/example.php

@@ -1,31 +1,32 @@
 <?php
+
 // If running this outside of this context, use the following include and
 // comment out the two includes below
 // require __DIR__ . '/vendor/autoload.php';
 include(dirname(__DIR__) . '/lib/Client.php');
 // This gets the parent directory, for your current directory use getcwd()
 $path_to_config = dirname(__DIR__);
-$api_key = getenv('SENDGRID_API_KEY');
-$headers = array('Authorization: Bearer '.$api_key);
-$client = new SendGrid\Client('https://api.sendgrid.com', $headers, '/v3', null);
+$apiKey = getenv('SENDGRID_API_KEY');
+$headers = ['Authorization: Bearer ' . $apiKey];
+$client = new SendGrid\Client('https://api.sendgrid.com', $headers, '/v3');
 
 // GET Collection
-$query_params = array('limit' => 100, 'offset' => 0);
-$request_headers = array('X-Mock: 200');
+$query_params = ['limit' => 100, 'offset' => 0];
+$request_headers = ['X-Mock: 200'];
 $response = $client->api_keys()->get(null, $query_params, $request_headers);
 echo $response->statusCode();
 echo $response->body();
 echo $response->headers();
 
 // POST
-$request_body = array(
-        'name' => 'My PHP API Key',
-        'scopes' => array(
-            'mail.send',
-            'alerts.create',
-            'alerts.read'
-        )
-);
+$request_body = [
+    'name' => 'My PHP API Key',
+    'scopes' => [
+        'mail.send',
+        'alerts.create',
+        'alerts.read'
+    ]
+];
 $response = $client->api_keys()->post($request_body);
 echo $response->statusCode();
 echo $response->body();
@@ -40,22 +41,22 @@
 echo $response->headers();
 
 // PATCH
-$request_body = array(
-        'name' => 'A New Hope'
-);
+$request_body = [
+    'name' => 'A New Hope'
+];
 $response = $client->api_keys()->_($api_key_id)->patch($request_body);
 echo $response->statusCode();
 echo $response->body();
 echo $response->headers();
 
 // PUT
-$request_body = array(
-        'name' => 'A New Hope',
-        'scopes' => array(
-            'user.profile.read',
-            'user.profile.update'
-        )
-);
+$request_body = [
+    'name' => 'A New Hope',
+    'scopes' => [
+        'user.profile.read',
+        'user.profile.update'
+    ]
+];
 $response = $client->api_keys()->_($api_key_id)->put($request_body);
 echo $response->statusCode();
 echo $response->body();
@@ -66,5 +67,3 @@
 echo $response->statusCode();
 echo $response->body();
 echo $response->headers();
-
-?>