Fixes #14230: Fixed `itemsOptions` ignored in `checkBoxList`

framework/CHANGELOG.md

@@ -4,6 +4,7 @@ Yii Framework 2 Change Log
 2.0.16 under development
 ------------------------
 
+- Bug #14230: Fixed `itemsOptions` ignored in `checkBoxList` (s1lver)
 - Bug #14368: Added `role` attribute for active radio list (s1lver)
 - Bug #16680: Fixed ActiveField 'text' input with maxlength (s1lver)
 - Bug #5341: HasMany via two relations (shirase, cebe)

framework/helpers/BaseHtml.php

@@ -958,10 +958,10 @@ class BaseHtml
             if ($formatter !== null) {
                 $lines[] = call_user_func($formatter, $index, $label, $name, $checked, $value);
             } else {
-                $lines[] = static::checkbox($name, $checked, array_merge($itemOptions, [
+                $lines[] = static::checkbox($name, $checked, array_merge([
                     'value' => $value,
                     'label' => $encode ? static::encode($label) : $label,
-                ]));
+                ], $itemOptions));
             }
             $index++;
         }

tests/framework/helpers/HtmlTest.php

@@ -714,6 +714,17 @@ EOD;
 EOD;
         $this->assertEqualsWithoutLE($expected, Html::checkboxList('test', ['1', 'value3'], $this->getDataItems3()));
         $this->assertEqualsWithoutLE($expected, Html::checkboxList('test', new \ArrayObject(['1', 'value3']), $this->getDataItems3()));
+
+        $expected = <<<'EOD'
+<div><label><input type="checkbox" name="test[]" value="0"> Test Label</label>
+<label><input type="checkbox" name="test[]" value="0"> Test Label</label></div>
+EOD;
+        $this->assertEqualsWithoutLE($expected, Html::checkboxList('test', null, $this->getDataItems(), [
+            'itemOptions' => [
+                'value' => 0,
+                'label' => 'Test Label'
+            ]
+        ]));
     }
 
     public function testRadioList()