Activator.CreateInstance Method (Type, array<Object[])

Parameters

• type
  Type: System.Type
  The type of object to create.

• args
  Type: array<System.Object[]
  An array of arguments that match in number, order, and type the parameters of the constructor to invoke. If args is an empty array or nulla null reference (Nothing in Visual Basic), the constructor that takes no parameters (the default constructor) is invoked.

Return Value

Type: System.Object
A reference to the newly created object.

' Create an instance of StringBuilder using the constructor that takes a 
' string.
o = Activator.CreateInstance(sbType, New Object() { "Hello, there." })

' Append a string to the StringBuilder object and display the StringBuilder,
' late bound.
sbType.InvokeMember("Append", _
   BindingFlags.Public Or BindingFlags.Instance Or BindingFlags.InvokeMethod, _
   Type.DefaultBinder, _
   o, New Object() { " And hello again!" })
outputBlock.Text &= o.ToString() & vbCrLf

// Create an instance of StringBuilder using the constructor that takes a 
// string.
o = Activator.CreateInstance(sbType, new object[]{"Hello, there."});

// Append a string to the StringBuilder object and display the StringBuilder,
// late bound.
sbType.InvokeMember("Append", 
   BindingFlags.Public | BindingFlags.Instance | BindingFlags.InvokeMethod, 
   Type.DefaultBinder, 
   o, new object[] {" And hello again!"});
outputBlock.Text += o.ToString() + "\n";