Set margins, by changing any existing property value for the margin in code-behind with Thickness class : Margin « Windows Presentation Foundation « C# / CSharp Tutorial
How-to-set-a-margin-and-padding-to-the-Xamarin.Forms -listview/SfListViewSample.Android.csproj at master · SyncfusionExamples/How-to-set-a-margin-and-padding-to-the-Xamarin.Forms-listview · GitHub
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