diff --git a/main/course_info/delete_course.php b/main/course_info/delete_course.php
index 3cb2a6c5c5..cc783c3b2f 100755
--- a/main/course_info/delete_course.php
+++ b/main/course_info/delete_course.php
@@ -39,20 +39,30 @@ if (isset($_GET['delete']) && $_GET['delete'] === 'yes' && $_GET['course_code']
         /* message if code course is incorrect */
         $message = '<h2>' . get_lang('Course') . ' : ' . $current_course_name . ' (' . $current_course_code . ') </h2>';
         $message .= '<p>'.get_lang('CourseRegistrationCodeIncorrect').'</p>';
-        $message .= '<p><a class="btn btn-primary" href="' . api_get_path(WEB_CODE_PATH) . 'course_info/delete_course.php?' . api_get_cidreq() . '">' . get_lang('BackToPreviousPage') . '</a>';
+        $message .= '<p><a class="btn btn-primary" href="'
+            .api_get_path(WEB_CODE_PATH)
+            .'course_info/delete_course.php?'
+            .api_get_cidreq()
+            .'">'.get_lang('BackToPreviousPage').'</a>';
         $message .= '<br /><br /><a href="../../index.php">' . get_lang('BackHome') . '</a>';
         $type_info_message = 'error';
     }
 } else {
     $message = '<h3>' . get_lang('Course') . ' : ' . $current_course_name . ' (' . $current_course_code . ') </h3>';
     $message .= '<p>' . get_lang('ByDel') . '</p>';
-    $message .= '<p><span class="form_required">*</span>' . get_lang('CourseCodeConfirmation') . '&nbsp;<input type="text" name="course_code" id="course_code"></p>';
+    $message .= '<p><span class="form_required">*</span>'
+        .get_lang('CourseCodeConfirmation')
+        .'&nbsp;<input type="text" name="course_code" id="course_code"></p>';
 
     $message .= '<p>';
     $message .= '<button class="btn btn-danger delete-course">' . get_lang('ValidateChanges') . '</button>';
     $message .= '&nbsp;';
-    $message .= '<a class="btn btn-primary"href="' . api_get_path(WEB_CODE_PATH) . 'course_info/maintenance.php?' . api_get_cidreq() . '">' .
-        get_lang('No') . '</a>';
+    $message .= '<a class="btn btn-primary"href="'
+        .api_get_path(WEB_CODE_PATH)
+        .'course_info/maintenance.php?'
+        .api_get_cidreq().'">'
+        .get_lang('No')
+        .'</a>';
     $message .= '</p>';
     $interbreadcrumb[] = [
         'url' => 'maintenance.php',
@@ -63,7 +73,7 @@ if (isset($_GET['delete']) && $_GET['delete'] === 'yes' && $_GET['course_code']
 $(function(){
 	/* Asking by course code to confirm recycling*/
 	$(".delete-course").on("click",function(){
-		window.location ="' . api_get_self() . '?delete=yes&' . api_get_cidreq() . '&course_code=" + $("#course_code").val();
+		window.location ="'.api_get_self().'?delete=yes&'.api_get_cidreq().'&course_code=" + $("#course_code").val();
 	})
 })
 
diff --git a/main/coursecopy/recycle_course.php b/main/coursecopy/recycle_course.php
index f371af5699..3c42ca1d3b 100755
--- a/main/coursecopy/recycle_course.php
+++ b/main/coursecopy/recycle_course.php
@@ -61,7 +61,7 @@ if (Security::check_token('post') && (
     $recycle_type = '';
     $fullDelete = 0;
     $courseCodeConfirmation ='';
-    if(isset($_POST['course_code_confirmation'])) {
+    if (isset($_POST['course_code_confirmation'])) {
         $courseCodeConfirmation = $_POST['course_code_confirmation'];
     }
     if (isset($_POST['recycle_option']) && $_POST['recycle_option'] === 'full_backup') {
@@ -72,18 +72,20 @@ if (Security::check_token('post') && (
     }
     $cr = new CourseRecycler($course);
 
-    if($recycle_type == 'full_backup') {
+    if ($recycle_type == 'full_backup') {
         /* to delete, course code confirmation must be equal that current course code */
-        if($current_course_code == $courseCodeConfirmation) {
+        if ($current_course_code == $courseCodeConfirmation) {
             $cr->recycle($recycle_type);
             echo Display::return_message(get_lang('RecycleFinished'), 'confirm');
         } else {
             $messageFailCourseCode = '<p>' . get_lang('CourseRegistrationCodeIncorrect') . '</p>';
-            $messageFailCourseCode .= '<p><a class="btn btn-primary" href="' . api_get_self() . '?' . api_get_cidreq() . '">' . get_lang('BackToPreviousPage') . '</a></p>';
+            $messageFailCourseCode .= '<p><a class="btn btn-primary" href="'.api_get_self().'?'.api_get_cidreq().'">'.
+                get_lang('BackToPreviousPage').
+                '</a></p>';
             echo Display::return_message($messageFailCourseCode, 'error', false);
         }
 
-    } elseif($recycle_type == 'select_items') {
+    } elseif ($recycle_type == 'select_items') {
         $cr->recycle($recycle_type);
         echo Display::return_message(get_lang('RecycleFinished'), 'confirm');
     }
@@ -113,8 +115,20 @@ if (Security::check_token('post') && (
         $form->addElement('radio', 'recycle_option', null, get_lang('LetMeSelectItems'), 'select_items');
 
         //Confirmation input code
-        $form->addElement('label', '', '<span class="hidden course-full-delete">'.get_lang('CourseCodeConfirmation').'</span>', null, null);
-        $form->addElement('input', 'course_code_confirmation', null, 'class="hidden course-full-delete"', 'course_code');
+        $form->addElement(
+            'label',
+            '',
+            '<span class="hidden course-full-delete">'.get_lang('CourseCodeConfirmation').'</span>',
+            null,
+            null
+        );
+        $form->addElement(
+            'input',
+            'course_code_confirmation',
+            null,
+            'class="hidden course-full-delete"',
+            'course_code'
+        );
 
         $form->addButtonSave(get_lang('RecycleCourse'));
         $form->setDefaults(['recycle_option' => 'select_items']);