using MVVMComboBoxSample.Model; using System; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Linq; using System.Text; using System.Threading.Tasks; namespace MVVMComboBoxSample.ViewModel { internal class StudentViewModel { public ObservableCollection Students { get; set; } public Student SelectedStudent { get; set; } public StudentViewModel() { this.Students = new ObservableCollection() { new Student() { ID = Guid.NewGuid().ToString(), Name = "Joe", Age = 20 }, new Student() { ID = Guid.NewGuid().ToString(), Name = "Jane", Age = 21 }, new Student() { ID = Guid.NewGuid().ToString(), Name = "Rick", Age = 22 }, new Student() { ID = Guid.NewGuid().ToString(), Name = "Paul", Age = 23 }, }; } } }