// comment added
// extra comment
using System.Collections.ObjectModel;
using System.Collections.Generic;

namespace Databinding01 {
    public static class CollectionExtensions {

        public static ObservableCollection<T> ToObservableCollection<T>(this IEnumerable<T> coll) {
            var c = new ObservableCollection<T>();
            foreach (var e in coll)
                c.Add(e);
            return c;
        }
    }
}