How to replace an item in a listBox with the one entered in the text field and update the listBox?

Question

Hello. How to replace an item in a listBox with the one entered in the text field and update the listBox?

ICollectionView myDataView = CollectionViewSource.GetDefaultView(listBox1.Items); using (myDataView.DeferRefresh()) { myDataView.Refresh(); }

I'm trying to update the view, but I get an error.

Accepted Answer · 2012-04-30T14:41:55

This piece of code replaces the value in the ListBox with the one entered from the text box. Updates everything:

  int i = listBox1.SelectedIndex; listBox1.Items.RemoveAt(i); listBox1.Items.Insert(i, textBox1.Text);

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