Approval.

ar/disposal_method_set.php

@@ -1,4 +1,10 @@
 <?PHP
-$disposal_method_set['sold'] = 'Sold';
-$disposal_method_set['destroyed'] = 'Destroyed';
-$disposal_method_set['garbage'] = 'Thrown away / garbage collection';
+declare(strict_types = 1);
+array (
+  'disposal_method_set' => 
+  array (
+    'sold' => 'Sold',
+    'destroyed' => 'Destroyed',
+    'garbage' => 'Thrown away / garbage collection',
+  ),
+)