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Dim list As New List(Of Tuple(Of Integer, String))
list.Add(New Tuple(Of Integer, String)(2011, "高一"))
list.Add(New Tuple(Of Integer, String)(2010, "高二"))
list.Add(New Tuple(Of Integer, String)(2009, "高三"))
ComboBox1.DataSource = list
ComboBox1.DisplayMember = "Item2"
ComboBox1.ValueMember = "Item1"
Class Grade
Public Property Year As Integer
Public Property Name As String
End Class
Dim grade As New List(Of Grade) From {
New Grade With {.Year = 2011, .Name = "高一"},
New Grade With {.Year = 2010, .Name = "高二"},
New Grade With {.Year = 2009, .Name = "高三"}}
ComboBox2.DataSource = grade
ComboBox2.DisplayMember = "Name"
ComboBox2.ValueMember = "Year"