diff --git a/config/console.php b/config/console.php
index 8d50bd2..cc1cdb8 100644
--- a/config/console.php
+++ b/config/console.php
@@ -3,7 +3,7 @@ $params = require(__DIR__ . '/params.php');
 return [
 	'id' => 'bootstrap-console',
 	'basePath' => dirname(__DIR__),
-	'preload' => array('log'),
+	'preload' => ['log'],
 	'controllerPath' => dirname(__DIR__) . '/commands',
 	'controllerNamespace' => 'app\commands',
 	'modules' => [
diff --git a/requirements.php b/requirements.php
index c9e6493..139284f 100644
--- a/requirements.php
+++ b/requirements.php
@@ -26,78 +26,78 @@ $requirementsChecker = new YiiRequirementChecker();
 /**
  * Adjust requirements according to your application specifics.
  */
-$requirements = array(
+$requirements = [
 	// Database :
-	array(
+	[
 		'name' => 'PDO extension',
 		'mandatory' => true,
 		'condition' => extension_loaded('pdo'),
 		'by' => 'All <a href="http://www.yiiframework.com/doc/api/#system.db">DB-related classes</a>',
-	),
-	array(
+	],
+	[
 		'name' => 'PDO SQLite extension',
 		'mandatory' => false,
 		'condition' => extension_loaded('pdo_sqlite'),
 		'by' => 'All <a href="http://www.yiiframework.com/doc/api/#system.db">DB-related classes</a>',
 		'memo' => 'Required for SQLite database.',
-	),
-	array(
+	],
+	[
 		'name' => 'PDO MySQL extension',
 		'mandatory' => false,
 		'condition' => extension_loaded('pdo_mysql'),
 		'by' => 'All <a href="http://www.yiiframework.com/doc/api/#system.db">DB-related classes</a>',
 		'memo' => 'Required for MySQL database.',
-	),
+	],
 	// Cache :
-	array(
+	[
 		'name' => 'Memcache extension',
 		'mandatory' => false,
 		'condition' => extension_loaded('memcache') || extension_loaded('memcached'),
 		'by' => '<a href="http://www.yiiframework.com/doc/api/CMemCache">CMemCache</a>',
 		'memo' => extension_loaded('memcached') ? 'To use memcached set <a href="http://www.yiiframework.com/doc/api/CMemCache#useMemcached-detail">CMemCache::useMemcached</a> to <code>true</code>.' : ''
-	),
-	array(
+	],
+	[
 		'name' => 'APC extension',
 		'mandatory' => false,
 		'condition' => extension_loaded('apc') || extension_loaded('apc'),
 		'by' => '<a href="http://www.yiiframework.com/doc/api/CApcCache">CApcCache</a>',
-	),
+	],
 	// Additional PHP extensions :
-	array(
+	[
 		'name' => 'Mcrypt extension',
 		'mandatory' => false,
 		'condition' => extension_loaded('mcrypt'),
 		'by' => '<a href="http://www.yiiframework.com/doc/api/CSecurityManager">CSecurityManager</a>',
 		'memo' => 'Required by encrypt and decrypt methods.'
-	),
+	],
 	// PHP ini :
-	'phpSafeMode' => array(
+	'phpSafeMode' => [
 		'name' => 'PHP safe mode',
 		'mandatory' => false,
 		'condition' => $requirementsChecker->checkPhpIniOff("safe_mode"),
 		'by' => 'File uploading and console command execution',
 		'memo' => '"safe_mode" should be disabled at php.ini',
-	),
-	'phpExposePhp' => array(
+	],
+	'phpExposePhp' => [
 		'name' => 'Expose PHP',
 		'mandatory' => false,
 		'condition' => $requirementsChecker->checkPhpIniOff("expose_php"),
 		'by' => 'Security reasons',
 		'memo' => '"expose_php" should be disabled at php.ini',
-	),
-	'phpAllowUrlInclude' => array(
+	],
+	'phpAllowUrlInclude' => [
 		'name' => 'PHP allow url include',
 		'mandatory' => false,
 		'condition' => $requirementsChecker->checkPhpIniOff("allow_url_include"),
 		'by' => 'Security reasons',
 		'memo' => '"allow_url_include" should be disabled at php.ini',
-	),
-	'phpSmtp' => array(
+	],
+	'phpSmtp' => [
 		'name' => 'PHP mail SMTP',
 		'mandatory' => false,
 		'condition' => strlen(ini_get('SMTP'))>0,
 		'by' => 'Email sending',
 		'memo' => 'PHP mail SMTP server required',
-	),
-);
+	],
+];
 $requirementsChecker->checkYii()->check($requirements)->render();
diff --git a/tests/acceptance/ContactCept.php b/tests/acceptance/ContactCept.php
index 73527ab..5ec5641 100644
--- a/tests/acceptance/ContactCept.php
+++ b/tests/acceptance/ContactCept.php
@@ -4,7 +4,7 @@ $I->wantTo('ensure that contact works');
 $I->amOnPage('?r=site/contact');
 $I->see('Contact', 'h1');
 
-$I->submitForm('#contact-form', array());
+$I->submitForm('#contact-form', []);
 $I->see('Contact', 'h1');
 $I->see('Name cannot be blank');
 $I->see('Email cannot be blank');
@@ -12,25 +12,25 @@ $I->see('Subject cannot be blank');
 $I->see('Body cannot be blank');
 $I->see('The verification code is incorrect');
 
-$I->submitForm('#contact-form', array(
+$I->submitForm('#contact-form', [
 	'ContactForm[name]' => 'tester',
 	'ContactForm[email]' => 'tester.email',
 	'ContactForm[subject]' => 'test subject',
 	'ContactForm[body]' => 'test content',
 	'ContactForm[verifyCode]' => 'testme',
-));
+]);
 $I->dontSee('Name cannot be blank', '.help-inline');
 $I->see('Email is not a valid email address.');
 $I->dontSee('Subject cannot be blank', '.help-inline');
 $I->dontSee('Body cannot be blank', '.help-inline');
 $I->dontSee('The verification code is incorrect', '.help-inline');
 
-$I->submitForm('#contact-form', array(
+$I->submitForm('#contact-form', [
 	'ContactForm[name]' => 'tester',
 	'ContactForm[email]' => 'tester@example.com',
 	'ContactForm[subject]' => 'test subject',
 	'ContactForm[body]' => 'test content',
 	'ContactForm[verifyCode]' => 'testme',
-));
+]);
 $I->dontSeeElement('#contact-form');
 $I->see('Thank you for contacting us. We will respond to you as soon as possible.');
diff --git a/tests/acceptance/LoginCept.php b/tests/acceptance/LoginCept.php
index 77c4a07..5621b15 100644
--- a/tests/acceptance/LoginCept.php
+++ b/tests/acceptance/LoginCept.php
@@ -4,20 +4,20 @@ $I->wantTo('ensure that login works');
 $I->amOnPage('?r=site/login');
 $I->see('Login', 'h1');
 
-$I->submitForm('#login-form', array());
+$I->submitForm('#login-form', []);
 $I->dontSee('Logout (admin)');
 $I->see('Username cannot be blank');
 $I->see('Password cannot be blank');
 
-$I->submitForm('#login-form', array(
+$I->submitForm('#login-form', [
 	'LoginForm[username]' => 'admin',
 	'LoginForm[password]' => 'wrong',
-));
+]);
 $I->dontSee('Logout (admin)');
 $I->see('Incorrect username or password');
 
-$I->submitForm('#login-form', array(
+$I->submitForm('#login-form', [
 	'LoginForm[username]' => 'admin',
 	'LoginForm[password]' => 'admin',
-));
+]);
 $I->see('Logout (admin)');
diff --git a/tests/functional/ContactCept.php b/tests/functional/ContactCept.php
index 6feafd9..b58361a 100644
--- a/tests/functional/ContactCept.php
+++ b/tests/functional/ContactCept.php
@@ -4,7 +4,7 @@ $I->wantTo('ensure that contact works');
 $I->amOnPage('?r=site/contact');
 $I->see('Contact', 'h1');
 
-$I->submitForm('#contact-form', array());
+$I->submitForm('#contact-form', []);
 $I->see('Contact', 'h1');
 $I->see('Name cannot be blank');
 $I->see('Email cannot be blank');
@@ -12,25 +12,25 @@ $I->see('Subject cannot be blank');
 $I->see('Body cannot be blank');
 $I->see('The verification code is incorrect');
 
-$I->submitForm('#contact-form', array(
+$I->submitForm('#contact-form', [
 	'ContactForm[name]' => 'tester',
 	'ContactForm[email]' => 'tester.email',
 	'ContactForm[subject]' => 'test subject',
 	'ContactForm[body]' => 'test content',
 	'ContactForm[verifyCode]' => 'testme',
-));
+]);
 $I->dontSee('Name cannot be blank', '.help-inline');
 $I->see('Email is not a valid email address.');
 $I->dontSee('Subject cannot be blank', '.help-inline');
 $I->dontSee('Body cannot be blank', '.help-inline');
 $I->dontSee('The verification code is incorrect', '.help-inline');
 
-$I->submitForm('#contact-form', array(
+$I->submitForm('#contact-form', [
 	'ContactForm[name]' => 'tester',
 	'ContactForm[email]' => 'tester@example.com',
 	'ContactForm[subject]' => 'test subject',
 	'ContactForm[body]' => 'test content',
 	'ContactForm[verifyCode]' => 'testme',
-));
+]);
 $I->dontSeeElement('#contact-form');
 $I->see('Thank you for contacting us. We will respond to you as soon as possible.');
diff --git a/tests/functional/LoginCept.php b/tests/functional/LoginCept.php
index 11f8f6b..9d71378 100644
--- a/tests/functional/LoginCept.php
+++ b/tests/functional/LoginCept.php
@@ -4,20 +4,20 @@ $I->wantTo('ensure that login works');
 $I->amOnPage('?r=site/login');
 $I->see('Login', 'h1');
 
-$I->submitForm('#login-form', array());
+$I->submitForm('#login-form', []);
 $I->dontSee('Logout (admin)');
 $I->see('Username cannot be blank');
 $I->see('Password cannot be blank');
 
-$I->submitForm('#login-form', array(
+$I->submitForm('#login-form', [
 	'LoginForm[username]' => 'admin',
 	'LoginForm[password]' => 'wrong',
-));
+]);
 $I->dontSee('Logout (admin)');
 $I->see('Incorrect username or password');
 
-$I->submitForm('#login-form', array(
+$I->submitForm('#login-form', [
 	'LoginForm[username]' => 'admin',
 	'LoginForm[password]' => 'admin',
-));
+]);
 $I->see('Logout (admin)');
diff --git a/views/layouts/main.php b/views/layouts/main.php
index 1b7083d..30246b1 100644
--- a/views/layouts/main.php
+++ b/views/layouts/main.php
@@ -21,33 +21,33 @@ app\config\AppAsset::register($this);
 <body>
 <?php $this->beginBody(); ?>
 	<?php
-		NavBar::begin(array(
+		NavBar::begin([
 			'brandLabel' => 'My Company',
 			'brandUrl' => Yii::$app->homeUrl,
-			'options' => array(
+			'options' => [
 				'class' => 'navbar-inverse navbar-fixed-top',
-			),
-		));
-		echo Nav::widget(array(
-			'options' => array('class' => 'navbar-nav pull-right'),
-			'items' => array(
-				array('label' => 'Home', 'url' => array('/site/index')),
-				array('label' => 'About', 'url' => array('/site/about')),
-				array('label' => 'Contact', 'url' => array('/site/contact')),
+			],
+		]);
+		echo Nav::widget([
+			'options' => ['class' => 'navbar-nav pull-right'],
+			'items' => [
+				['label' => 'Home', 'url' => ['/site/index']],
+				['label' => 'About', 'url' => ['/site/about']],
+				['label' => 'Contact', 'url' => ['/site/contact']],
 				Yii::$app->user->isGuest ?
-					array('label' => 'Login', 'url' => array('/site/login')) :
-					array('label' => 'Logout (' . Yii::$app->user->identity->username .')' ,
-						'url' => array('/site/logout'),
-						'linkOptions' => array('data-method' => 'post')),
-			),
-		));
+					['label' => 'Login', 'url' => ['/site/login']] :
+					['label' => 'Logout (' . Yii::$app->user->identity->username .')' ,
+						'url' => ['/site/logout'],
+						'linkOptions' => ['data-method' => 'post']],
+			],
+		]);
 		NavBar::end();
 	?>
 
 	<div class="container">
-		<?php echo Breadcrumbs::widget(array(
-			'links' => isset($this->params['breadcrumbs']) ? $this->params['breadcrumbs'] : array(),
-		)); ?>
+		<?php echo Breadcrumbs::widget([
+			'links' => isset($this->params['breadcrumbs']) ? $this->params['breadcrumbs'] : [],
+		]); ?>
 		<?php echo $content; ?>
 	</div>
 
diff --git a/views/site/contact.php b/views/site/contact.php
index d1411c0..55113cc 100644
--- a/views/site/contact.php
+++ b/views/site/contact.php
@@ -28,17 +28,17 @@ $this->params['breadcrumbs'][] = $this->title;
 
 	<div class="row">
 		<div class="col-lg-5">
-			<?php $form = ActiveForm::begin(array('id' => 'contact-form')); ?>
+			<?php $form = ActiveForm::begin(['id' => 'contact-form']); ?>
 				<?php echo $form->field($model, 'name'); ?>
 				<?php echo $form->field($model, 'email'); ?>
 				<?php echo $form->field($model, 'subject'); ?>
-				<?php echo $form->field($model, 'body')->textArea(array('rows' => 6)); ?>
-				<?php echo $form->field($model, 'verifyCode')->widget(Captcha::className(), array(
-					'options' => array('class' => 'form-control'),
+				<?php echo $form->field($model, 'body')->textArea(['rows' => 6]); ?>
+				<?php echo $form->field($model, 'verifyCode')->widget(Captcha::className(), [
+					'options' => ['class' => 'form-control'],
 					'template' => '<div class="row"><div class="col-lg-3">{image}</div><div class="col-lg-6">{input}</div></div>',
-				)); ?>
+				]); ?>
 				<div class="form-group">
-					<?php echo Html::submitButton('Submit', array('class' => 'btn btn-primary')); ?>
+					<?php echo Html::submitButton('Submit', ['class' => 'btn btn-primary']); ?>
 				</div>
 			<?php ActiveForm::end(); ?>
 		</div>
diff --git a/views/site/login.php b/views/site/login.php
index f61d9d7..7efb8b7 100644
--- a/views/site/login.php
+++ b/views/site/login.php
@@ -15,26 +15,26 @@ $this->params['breadcrumbs'][] = $this->title;
 
 	<p>Please fill out the following fields to login:</p>
 
-	<?php $form = ActiveForm::begin(array(
+	<?php $form = ActiveForm::begin([
 		'id' => 'login-form',
-		'options' => array('class' => 'form-horizontal'),
-		'fieldConfig' => array(
+		'options' => ['class' => 'form-horizontal'],
+		'fieldConfig' => [
 			'template' => "{label}\n<div class=\"col-lg-3\">{input}</div>\n<div class=\"col-lg-8\">{error}</div>",
-			'labelOptions' => array('class' => 'col-lg-1 control-label'),
-		),
-	)); ?>
+			'labelOptions' => ['class' => 'col-lg-1 control-label'],
+		],
+	]); ?>
 
 	<?php echo $form->field($model, 'username'); ?>
 
 	<?php echo $form->field($model, 'password')->passwordInput(); ?>
 
-	<?php echo $form->field($model, 'rememberMe', array(
+	<?php echo $form->field($model, 'rememberMe', [
 		'template' => "<div class=\"col-lg-offset-1 col-lg-3\">{input}</div>\n<div class=\"col-lg-8\">{error}</div>",
-	))->checkbox(); ?>
+	])->checkbox(); ?>
 
 	<div class="form-group">
 		<div class="col-lg-offset-1 col-lg-11">
-			<?php echo Html::submitButton('Login', array('class' => 'btn btn-primary')); ?>
+			<?php echo Html::submitButton('Login', ['class' => 'btn btn-primary']); ?>
 		</div>
 	</div>
 
diff --git a/web/index-test.php b/web/index-test.php
index 79273ae..c9bd338 100644
--- a/web/index-test.php
+++ b/web/index-test.php
@@ -1,6 +1,6 @@
 <?php
 
-if (!in_array(@$_SERVER['REMOTE_ADDR'], array('127.0.0.1', '::1'))) {
+if (!in_array(@$_SERVER['REMOTE_ADDR'], ['127.0.0.1', '::1'])) {
 	die('You are not allowed to access this file.');
 }