changed parameter ordering.

framework/yii/helpers/base/Html.php

@@ -855,7 +855,7 @@ class Html
 	 *   The signature of this callback must be:
 	 *
 	 * ~~~
-	 * function ($index, $item)
+	 * function ($item, $index)
 	 * ~~~
 	 *
 	 * where $index is the array key corresponding to `$item` in `$items`. The callback should return
@@ -876,7 +876,7 @@ class Html
 		$results = array();
 		foreach ($items as $index => $item) {
 			if ($formatter !== null) {
-				$results[] = call_user_func($formatter, $index, $item);
+				$results[] = call_user_func($formatter, $item, $index);
 			} else {
 				$results[] = static::tag('li', $encode ? static::encode($item) : $item, $itemOptions);
 			}
@@ -897,7 +897,7 @@ class Html
 	 *   The signature of this callback must be:
 	 *
 	 * ~~~
-	 * function ($index, $item)
+	 * function ($item, $index)
 	 * ~~~
 	 *
 	 * where $index is the array key corresponding to `$item` in `$items`. The callback should return

tests/unit/framework/helpers/HtmlTest.php

@@ -388,7 +388,7 @@ EOD;
 EOD;
 		$this->assertEqualsWithoutLE($expected, Html::ul($data, array(
 			'class' => 'test',
-			'item' => function($index, $item) {
+			'item' => function($item, $index) {
 				return "<li class=\"item-$index\">$item</li>";
 			}
 		)));
@@ -418,7 +418,7 @@ EOD;
 EOD;
 		$this->assertEqualsWithoutLE($expected, Html::ol($data, array(
 			'class' => 'test',
-			'item' => function($index, $item) {
+			'item' => function($item, $index) {
 				return "<li class=\"item-$index\">$item</li>";
 			}
 		)));