Return StreamNum current position. For Random mode files this is the record number. The first record is 1. Otherwise, it is the byte position. The first byte is 1.
NOTE: Unicode text files opened with Input mode use character positions, not byte positions.
Streams 1 through 255 are private to each macro. Streams 256 through 511 are shared by all macros.
Open "XXX" For Input As #1
Debug.Print Seek(1) ' 1
Line Input #1,L$