Queries: “How to Get and Set the value of (Date, Date Time, Time) in the Entry (TextBox) for Both Add and Edit Mode.” and “How to Get the Selected value for Save (Button) Click”
For Get and Set the value - This can be achieved by using the SelectedItem property. We have prepared a sample by adding the text box and convert the SeletctedItem object type into string and set into the textbox Text property.
For Get the Selected value for Save (Button) Click - By using a custom footer view for adding the button(save) and click the button we can print the selected value in the Label. Please check the sample from the following link