Helpers::createSelectBox: added parameter $selected

Author: dg

src/Forms/Helpers.php

@@ -165,8 +165,11 @@ public static function createInputList(array $items, array $inputAttrs = NULL, a
 	/**
 	 * @return Html
 	 */
-	public static function createSelectBox(array $items, array $optionAttrs = NULL)
+	public static function createSelectBox(array $items, array $optionAttrs = NULL, $selected = NULL)
 	{
+		if ($selected !== NULL) {
+			$optionAttrs['selected?'] = $selected;
+		}
 		list($optionAttrs, $optionTag) = self::prepareAttrs($optionAttrs, 'option');
 		$option = Html::el();
 		$res = $tmp = '';

tests/Forms/Helpers.createSelectBox.phpt

@@ -75,4 +75,22 @@ test(function () {
 			['disabled:' => TRUE, 'selected?' => 'b']
 		)
 	);
+
+	Assert::same(
+		'<select><option value="a">First</option><option value="b" selected>Second</option></select>',
+		(string) Helpers::createSelectBox(
+			['a' => 'First', 'b' => 'Second'],
+			[],
+			'b'
+		)
+	);
+
+	Assert::same(
+		'<select><option value="a" selected>First</option><option value="b" selected>Second</option></select>',
+		(string) Helpers::createSelectBox(
+			['a' => 'First', 'b' => 'Second'],
+			[],
+			['a', 'b']
+		)
+	);
 });