docs: update coding style with php-cs-fixer

Author: kenjis

user_guide_src/source/cli/cli_commands/006.php

@@ -2,6 +2,6 @@
 
 try {
     // ...
-} catch (\Exception $e) {
+} catch (Exception $e) {
     $this->showError($e);
 }

user_guide_src/source/concepts/factories/002.php

@@ -2,4 +2,4 @@
 
 $users = Factories::models('Blog\Models\UserModel');
 // Or
-$users = Factories::models(\Blog\Models\UserModel::class);
+$users = Factories::models(Blog\Models\UserModel::class);

user_guide_src/source/concepts/factories/008.php

@@ -3,4 +3,4 @@
 $appConfig = config('App');
 
 // The code above is the same as the code below.
-$appConfig = \CodeIgniter\Config\Factories::config('App');
+$appConfig = CodeIgniter\Config\Factories::config('App');

user_guide_src/source/concepts/factories/009.php

@@ -3,4 +3,4 @@
 $user = model('UserModel');
 
 // The code above is the same as the code below.
-$user = \CodeIgniter\Config\Factories::models('UserModel');
+$user = CodeIgniter\Config\Factories::models('UserModel');

user_guide_src/source/concepts/services/001.php

@@ -1,3 +1,3 @@
 <?php
 
-$timer = new \CodeIgniter\Debug\Timer();
+$timer = new CodeIgniter\Debug\Timer();

user_guide_src/source/concepts/services/002.php

@@ -1,3 +1,3 @@
 <?php
 
-$timer = \Config\Services::timer();
+$timer = Config\Services::timer();

user_guide_src/source/concepts/services/003.php

@@ -3,4 +3,4 @@
 $logger = service('logger');
 
 // The code above is the same as the code below.
-$logger = \Config\Services::logger();
+$logger = Config\Services::logger();

user_guide_src/source/concepts/services/004.php

@@ -3,4 +3,4 @@
 $renderer = service('renderer', APPPATH . 'views/');
 
 // The code above is the same as the code below.
-$renderer = \Config\Services::renderer(APPPATH . 'views/');
+$renderer = Config\Services::renderer(APPPATH . 'views/');

user_guide_src/source/concepts/services/005.php

@@ -3,4 +3,4 @@
 $logger = single_service('logger');
 
 // The code above is the same as the code below.
-$logger = \Config\Services::logger(false);
+$logger = Config\Services::logger(false);

user_guide_src/source/concepts/services/009.php

@@ -1,3 +1,3 @@
 <?php
 
-$renderer = \Config\Services::renderer('/shared/views/');
+$renderer = Config\Services::renderer('/shared/views/');