VB.Net - Close Excel and Kill Process

How to make sure all Microsoft Excel processes are stopped after completing and Excel project using VB.net.

Here is a code example:

Dim app As new Application

Dim wb As Workbook

Dim sheet As new Worksheet

"Do Excel project"

sheet = Nothing

wb.Close()

app.Quit()

wb = Nothing

app = Nothing

For Each proc In System.Diagnostics.Process.GetProcessesByName("EXCEL")

    

     If proc.MainWindowTitle.Trim() = "" Then

          proc.Kill()

     End If

Next

This code will stop all Excel processes running on the machine.