downgrade to kirby v3

kirby/config/fields/multiselect.php

@@ -1,35 +1,32 @@
 <?php
 
-use Kirby\Toolkit\Str;
-use Kirby\Toolkit\V;
-
 return [
 	'extends' => 'tags',
 	'props' => [
 		/**
-		 * If set to `all`, any type of input is accepted. If set to `options` only the predefined options are accepted as input.
+		 * Unset inherited props
 		 */
-		'accept' => function ($value = 'options') {
-			return V::in($value, ['all', 'options']) ? $value : 'all';
-		},
+		'accept' => null,
 		/**
 		 * Custom icon to replace the arrow down.
 		 */
-		'icon' => function (string $icon = 'checklist') {
+		'icon' => function (string $icon = null) {
 			return $icon;
 		},
-	],
-	'methods' => [
-		'toValues' => function ($value) {
-			if (is_null($value) === true) {
-				return [];
-			}
-
-			if (is_array($value) === false) {
-				$value = Str::split($value, $this->separator());
-			}
-
-			return $this->sanitizeOptions($value);
-		}
-	],
+		/**
+		 * Enable/disable the search in the dropdown
+		 * Also limit displayed items (display: 20)
+		 * and set minimum number of characters to search (min: 3)
+		 */
+		'search' => function ($search = true) {
+			return $search;
+		},
+		/**
+		 * If `true`, selected entries will be sorted
+		 * according to their position in the dropdown
+		 */
+		'sort' => function (bool $sort = false) {
+			return $sort;
+		},
+	]
 ];