loop through each cell in a grid

Does anyone know how to loop through every cell in a grid in search of text??
do i use the for....next loop?? sample code please

Thanks

Brian

Code:

---

dim rw as integer
dim cl as integer

' msf is the grid name

 for rw=1 to msf.rows-1
  for cl=0 to msf.cols-1
    if msf.textmatrix(rw,cl)=someting then

    end if
  next
next

---