feat(Area): add show-toolbar prop default true (#4752)

* feat(Area): add show-toolbar prop default true

* fix(Area): fix default value

packages/area/README.md

@@ -138,6 +138,7 @@ db.collection('region')
 | visible-item-count | 可见的选项个数 | _number_ | `6` |
 | confirm-button-text | 确认按钮文字 | _string_ | `确认` |
 | cancel-button-text | 取消按钮文字 | _string_ | `取消` |
+| show-toolbar `1.10.3` | 是否显示顶部栏 | _boolean_ | `true` |
 
 ### Events
 

packages/area/index.ts

@@ -14,6 +14,10 @@ VantComponent({
 
   props: {
     ...pickerProps,
+    showToolbar: {
+      type: Boolean,
+      value: true,
+    },
     value: {
       type: String,
       observer(value: string) {

packages/area/index.wxml

@@ -5,7 +5,7 @@
   active-class="active-class"
   toolbar-class="toolbar-class"
   column-class="column-class"
-  show-toolbar
+  show-toolbar="{{ showToolbar }}"
   value-key="name"
   title="{{ title }}"
   loading="{{ loading }}"