ElseIf and more than, less than?

Local $file = FileOpen("test.txt", 0)

; Check if file opened for reading OK
If $file = -1 Then
    MsgBox(0, "Error", "Unable to open file.")
    Exit
EndIf

; Read in 4 character at a time until the EOF is reached
While 1
    Local $chars = FileRead($file, 4)
    If @error = -1 Then ExitLoop
WEnd

FileClose($file)

If $chars > 10 Then
    MsgBox(0, "Char read:", "Yes")
ElseIf $chars < 10 Then
    MsgBox(0, "Char read:", "No")
EndIf
Exit