This might be easier to read:
l8r,
file=WriteFile(file_req$) tl=TextAreaLen(textarea1,2) For i=0 To tl tx$=TextAreaText$(textarea1,i,1,2) tnl=Len(tx$) If i<tl For ii=0 To tnl If Mid$(tx$,ii,1)=Chr$(10) ;Strip line break WriteLine file,Mid$(tx$,1,ii-1) ;Write result ii=tnl EndIf Next Else WriteLine file,tx$ EndIf Next CloseFile file
l8r,