From 7583122e6f7f81a5719af7e6da8e8e7374c5c539 Mon Sep 17 00:00:00 2001
From: Anandh-SF4665 <anandh.ganesan@syncfusion.com>
Date: Tue, 9 Sep 2025 17:53:45 +0530
Subject: [PATCH 1/2] Updated the README.md file

---
 README.md | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/README.md b/README.md
index 8379a97..bfd19aa 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,50 @@
 **[View document in Syncfusion Xamarin Knowledge base](https://www.syncfusion.com/kb/12466/how-to-retain-groups-after-updating-the-itemssource-in-xamarin-forms-listview-using-mvvm)**
+
+## Sample
+
+```xaml
+<StackLayout>
+    <Button Text="Refresh ItemsSource" Command="{Binding RefreshCommand}" HeightRequest="50"/>
+    <syncfusion:SfListView x:Name="listView" ItemSize="60" DataSource="{Binding ListDataSource}" ItemsSource="{Binding ContactsInfo}">
+        <syncfusion:SfListView.ItemTemplate >
+            <DataTemplate>
+                    <code>
+                    . . .
+                    . . .
+                    <code>
+            </DataTemplate>
+        </syncfusion:SfListView.ItemTemplate>
+    </syncfusion:SfListView>
+</StackLayout>
+
+C#:
+
+public Command RefreshCommand { get; set; }
+
+RefreshCommand = new Command(RefreshItemsSource);
+
+private void RefreshItemsSource(object obj)
+{
+    if(ContactsInfo.Count > 0)
+    {
+        ContactsInfo.Clear();
+        ContactsInfo = null;
+    }
+
+    GenerateInfo();
+    ListDataSource.GroupDescriptors.Add(new GroupDescriptor() { PropertyName = "ContactType" });
+}
+
+public void GenerateInfo()
+{
+    Random r = new Random();
+    ContactsInfo = new ObservableCollection<Contacts>();
+    for (int i = 0; i < 30; i++)
+    {
+        var contact = new Contacts(CustomerNames[i], r.Next(720, 799).ToString() + " - " + r.Next(3010, 3999).ToString());
+        contact.ContactImage = ImageSource.FromResource("ListViewXamarin.Images.Image" + r.Next(0, 28) + ".png");
+        contact.ContactType = contactTypes[r.Next(0, 3)];
+        ContactsInfo.Add(contact);
+    }
+}
+```
\ No newline at end of file

From d91232ee6a6faef9323f85c698a655dd5b582a30 Mon Sep 17 00:00:00 2001
From: Anandh-SF4665 <169978529+Anandh-SF4665@users.noreply.github.com>
Date: Tue, 9 Sep 2025 17:54:50 +0530
Subject: [PATCH 2/2] Update README.md

---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index bfd19aa..a38a649 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@
     </syncfusion:SfListView>
 </StackLayout>
 
-C#:
+ViewModel.cs:
 
 public Command RefreshCommand { get; set; }
 
@@ -47,4 +47,4 @@ public void GenerateInfo()
         ContactsInfo.Add(contact);
     }
 }
-```
\ No newline at end of file
+```