target  : (0,0x4A) FnLenStr
status  : emitted
from    : discovery snippet 'fn_Str_Len' (minimised)

' ---- modProbe.bas
Option Explicit

Public Sub Main()
  Dim a As String, c As Variant
  c = Len(a)
End Sub

target disasm lines:
  modProbe.Sub Main | 40144F    4A                    FnLenStr
