# How to get all instances of a form

Because in VB.Net you’re able to have multiple instances of a form, sometimes you want to be able to get a list of all of the instances of that form that are open, the following function will do this for you.

''' <summary>
''' This method deals with getting all the instances of a form
''' </summary>
''' <param name="formName">The name of the form to look for</param>
''' <returns></returns>
''' <remarks></remarks>
Public Shared Function getAllInstancesOfForm(ByVal formName As String) As List(Of Form)
Dim frm As Form
Dim i As Integer = 0
Dim found As New List(Of Form)

While i < Application.OpenForms.Count
frm = Application.OpenForms.Item(i)

If frm.Name.ToLower = formName.ToLower Then