Err Function

Err

Sub ExampleError
on error goto ErrorHandler REM Set up error handler
Dim iVar as Integer
Dim sVar As String
REM Error occurs due to non-existent file
    iVar = Freefile
    Open "\file9879.txt" for Input as #iVar
    Line Input #iVar, sVar
    Close #iVar
Exit Sub
ErrorHandler:
    MsgBox "Error " & Err & ": " & Error$ + chr(13) + "At line : " + Erl + chr(13) + Now , 16 ,"an error occurred"
End Sub