ListBox.ObjectCollection.CopyTo(Object[], Int32) Method

Reference

Definition

Namespace:: System.Windows.Forms

Assembly:: System.Windows.Forms.dll

Important

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Copies the entire collection into an existing array of objects at a specified location within the array.

public:
 void CopyTo(cli::array <System::Object ^> ^ dest, int arrayIndex);

public:
 void CopyTo(cli::array <System::Object ^> ^ destination, int arrayIndex);

public void CopyTo (object[] dest, int arrayIndex);

public void CopyTo (object[] destination, int arrayIndex);

member this.CopyTo : obj[] * int -> unit

member this.CopyTo : obj[] * int -> unit

Public Sub CopyTo (dest As Object(), arrayIndex As Integer)

Public Sub CopyTo (destination As Object(), arrayIndex As Integer)

Parameters

destdestination: Object[]

The object array to which the items from the collection are copied.

arrayIndex: Int32

The location within the destination array to copy the items from the collection to.

Exceptions

ArgumentNullException

.NET 5 and later: destination is null.

Remarks

You can use this method to combine the items from multiple collections into a single array. You can then use this array to populate the contents of another ListBox control using the AddRange method of the ListBox.ObjectCollection class.

Applies to