diff --git a/example/lib/example_dialog.dart b/example/lib/example_dialog.dart
index 7913dd8..12ab77b 100644
--- a/example/lib/example_dialog.dart
+++ b/example/lib/example_dialog.dart
@@ -38,9 +38,7 @@ class _ExampleDialogState extends State<ExampleDialog> {
                 Get.dialog(ASDeleteDialog(
                   title: '你确定删除xxx?',
                   boyd: '你确定删除xxxxxxxxxxxxxxxxxxxxx?',
-                  onpressed: () {
-                    
-                  },
+                  onpressed: () {},
                 ));
               }),
         ],
diff --git a/example/lib/example_listtile.dart b/example/lib/example_listtile.dart
index a2e086b..a9a6963 100644
--- a/example/lib/example_listtile.dart
+++ b/example/lib/example_listtile.dart
@@ -44,7 +44,10 @@ class _ExampleListTileState extends State<ExampleListTile> {
                 text: '分类管理',
                 trail: InkWell(
                   onTap: () {},
-                  child: SizedBox(width: 20.w,height: 32.w,),
+                  child: SizedBox(
+                    width: 20.w,
+                    height: 32.w,
+                  ),
                 ),
               ),
             ],
diff --git a/example/lib/example_tag.dart b/example/lib/example_tag.dart
index 8d916e0..b78c181 100644
--- a/example/lib/example_tag.dart
+++ b/example/lib/example_tag.dart
@@ -18,15 +18,23 @@ class _ExampaleTagState extends State<ExampleTag> {
           children: [
             ListTile(
               title: Text('yellowSolid'),
-              trailing: ASTag.yellowSolid('带电',),
+              trailing: ASTag.yellowSolid(
+                '带电',
+              ),
             ),
             ListTile(
               title: Text('redHollow'),
-              trailing: ASTag.redHollow('带磁',width: 36.w,),
+              trailing: ASTag.redHollow(
+                '带磁',
+                width: 36.w,
+              ),
             ),
             ListTile(
               title: Text('yellowHollow'),
-              trailing: ASTag.yellowHollow('选填',width: 36.w,),
+              trailing: ASTag.yellowHollow(
+                '选填',
+                width: 36.w,
+              ),
             ),
             ListTile(
               title: Text('redHollow'),
diff --git a/lib/buttons/as_bottom_button.dart b/lib/buttons/as_bottom_button.dart
index 7bc7b7a..cdcdab6 100644
--- a/lib/buttons/as_bottom_button.dart
+++ b/lib/buttons/as_bottom_button.dart
@@ -2,7 +2,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 
-
 class ASBottomButton extends StatefulWidget {
   ///动态组件,可以是字符或组件
   final dynamic title;
diff --git a/lib/buttons/as_gradientbutton.dart b/lib/buttons/as_gradientbutton.dart
index 5e28cc7..9a34bd3 100644
--- a/lib/buttons/as_gradientbutton.dart
+++ b/lib/buttons/as_gradientbutton.dart
@@ -2,7 +2,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 
-
 class ASGradientButton extends StatefulWidget {
   ///按钮文字
   ///动态类型,可以是string或者widget
diff --git a/lib/buttons/as_longbutton.dart b/lib/buttons/as_longbutton.dart
index bad43c8..99273b6 100644
--- a/lib/buttons/as_longbutton.dart
+++ b/lib/buttons/as_longbutton.dart
@@ -2,7 +2,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 
-
 class ASLongButton extends StatefulWidget {
   ///按钮文字
   ///动态类型,可以是string或者widget
diff --git a/lib/buttons/as_numeric_button.dart b/lib/buttons/as_numeric_button.dart
index bd49235..e15efcd 100644
--- a/lib/buttons/as_numeric_button.dart
+++ b/lib/buttons/as_numeric_button.dart
@@ -3,7 +3,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 
-
 ///## 数量选择组件
 class ASNumericButton extends StatefulWidget {
   ///初始值
diff --git a/lib/dialog/as_dialog.dart b/lib/dialog/as_dialog.dart
index de58419..f51bf2c 100644
--- a/lib/dialog/as_dialog.dart
+++ b/lib/dialog/as_dialog.dart
@@ -4,7 +4,6 @@ import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 import 'package:ansu_ui/extension/num_extension.dart';
 
-
 class ASDialog extends StatefulWidget {
   final bool close;
 
diff --git a/lib/list_tile/as_list_tile.dart b/lib/list_tile/as_list_tile.dart
index c75a4fe..b713ce3 100644
--- a/lib/list_tile/as_list_tile.dart
+++ b/lib/list_tile/as_list_tile.dart
@@ -2,7 +2,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 
-
 class ASListTile extends StatefulWidget {
   ///主标题
   final String title;
diff --git a/lib/list_tile/as_option_tile_item.dart b/lib/list_tile/as_option_tile_item.dart
index 5c55dca..2c96915 100644
--- a/lib/list_tile/as_option_tile_item.dart
+++ b/lib/list_tile/as_option_tile_item.dart
@@ -3,7 +3,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/extension/num_extension.dart';
 
-
 class ASOptionTileItem extends StatelessWidget {
   final Widget leading;
   final Widget title;
diff --git a/lib/pickers/as_picker_box.dart b/lib/pickers/as_picker_box.dart
index 17d21e3..4c248c5 100644
--- a/lib/pickers/as_picker_box.dart
+++ b/lib/pickers/as_picker_box.dart
@@ -3,7 +3,6 @@ import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 import 'package:ansu_ui/divider/as_divider.dart';
 
-
 class ASPickerBox extends StatelessWidget {
   final VoidCallback onPressed;
   final String confirmString;
diff --git a/lib/pickers/as_two_date_picker.dart b/lib/pickers/as_two_date_picker.dart
index 75feaff..5b6a0bf 100644
--- a/lib/pickers/as_two_date_picker.dart
+++ b/lib/pickers/as_two_date_picker.dart
@@ -9,7 +9,6 @@ import 'package:ansu_ui/extension/text_style_extension.dart';
 import 'package:ansu_ui/pickers/as_date_range_picker_part.dart';
 import 'package:ansu_ui/buttons/as_longbutton.dart';
 
-
 class AS2DatePicker extends StatefulWidget {
   final bool isAnHour;
   final RangeDate date;
diff --git a/lib/refresh/as_refresh.dart b/lib/refresh/as_refresh.dart
index d6eb3a5..6ec28e7 100644
--- a/lib/refresh/as_refresh.dart
+++ b/lib/refresh/as_refresh.dart
@@ -2,7 +2,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_easyrefresh/easy_refresh.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 
-
 class ASRefresh extends StatefulWidget {
   final Widget child;
   final Future Function() onLoad;
diff --git a/lib/scaffold/as_scaffold.dart b/lib/scaffold/as_scaffold.dart
index 855afd6..af2634d 100644
--- a/lib/scaffold/as_scaffold.dart
+++ b/lib/scaffold/as_scaffold.dart
@@ -3,7 +3,6 @@ import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 import 'package:ansu_ui/buttons/as_back_button.dart';
 
-
 ///ASScaffold
 ///
 ///made with Scaffold from `Material`
diff --git a/lib/tag/as_tag.dart b/lib/tag/as_tag.dart
index cca2911..14a9954 100644
--- a/lib/tag/as_tag.dart
+++ b/lib/tag/as_tag.dart
@@ -2,7 +2,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 
-
 class ASTag extends StatefulWidget {
   ///宽度
   final double width;
diff --git a/lib/text_field/as_search_text_field.dart b/lib/text_field/as_search_text_field.dart
index 2e04ae0..10bfb5b 100644
--- a/lib/text_field/as_search_text_field.dart
+++ b/lib/text_field/as_search_text_field.dart
@@ -2,7 +2,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:ansu_ui/styles/as_colors.dart';
 
-
 ///TextFiled
 class ASSearchTextField extends StatefulWidget implements PreferredSizeWidget {
   ASSearchTextField({
diff --git a/lib/toast/as_toast.dart b/lib/toast/as_toast.dart
index 8f9a9d1..ba34d10 100644
--- a/lib/toast/as_toast.dart
+++ b/lib/toast/as_toast.dart
@@ -1,4 +1,3 @@
-
 import 'package:bot_toast/bot_toast.dart';
 
 class ASToast {
diff --git a/lib/utils/camera_view.dart b/lib/utils/camera_view.dart
index 953cb30..2daa804 100644
--- a/lib/utils/camera_view.dart
+++ b/lib/utils/camera_view.dart
@@ -12,7 +12,6 @@ import 'package:ansu_ui/utils/camera_util.dart';
 import 'package:ansu_ui/extension/list_extension.dart';
 import 'package:ansu_ui/divider/as_divider.dart';
 
-
 class CameraView extends StatefulWidget {
   final File file;
   final String title;
diff --git a/lib/utils/cities.dart b/lib/utils/cities.dart
index 6d86fc7..681609b 100644
--- a/lib/utils/cities.dart
+++ b/lib/utils/cities.dart
@@ -4246,4 +4246,4 @@ const Map<String, dynamic> citiesData = {
     "820107": {"name": "路凼填海区", "alpha": "l"},
     "820108": {"name": "圣方济各堂区", "alpha": "s"}
   }
-};
\ No newline at end of file
+};
diff --git a/lib/utils/photo_viewer.dart b/lib/utils/photo_viewer.dart
index 475bd3c..59c607e 100644
--- a/lib/utils/photo_viewer.dart
+++ b/lib/utils/photo_viewer.dart
@@ -3,7 +3,6 @@ import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:ansu_ui/extension/num_extension.dart';
 
-
 class PhotoViewer extends StatefulWidget {
   final File file;
   final String tag;