en una clase externa tengo la conexión
Código PHP:
Public Class Cconexion
'Public resultado As Integer
'Public Function suma(ByVal x As Integer, ByVal y As Integer)
' resultado = x + y
' Return resultado
End Function
Public con As SqlConnection
Sub abrir()
If IsNothing(con) Then
con = New SqlConnection(ConfigurationManager.ConnectionStrings("ConnectionString").ConnectionString)
con.Open()
End If
End Sub
Public Function ejecutar(ByVal orden As String) As Integer
abrir()
Dim cmd As New SqlCommand(orden, con)
Return cmd.ExecuteNonQuery
End Function
Public Function consultar(ByVal orden As String) As SqlDataReader
abrir()
Dim cmd As New SqlCommand(orden, con)
Return cmd.ExecuteReader
End Function
Public Function escalar(ByVal orden As String) As Object
abrir()
Dim cmd As New SqlCommand(orden, con)
Return cmd.ExecuteScalar
End Function
End Class