VBA Creating a FileSystemObject

Example

Const ForReading = 1
Const ForWriting = 2
Const ForAppending = 8

Sub FsoExample()
    Dim fso As Object ' declare variable
    Set fso = CreateObject("Scripting.FileSystemObject") ' Set it to be a File System Object

    ' now use it to check if a file exists
    Dim myFilePath As String
    myFilePath = "C:\mypath\to\myfile.txt"
    If fso.FileExists(myFilePath) Then
        ' do something
    Else
        ' file doesn't exist
        MsgBox "File doesn't exist"
    End If
End Sub