HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

                     INT 21,23 - Get File Size Using FCB

       AH = 23h
       DS:DX = pointer to an unopened FCB

       on return:
       AL = 00 if successful
          = FF if file not found

       - determines the number of records in a file
       - FCB must be setup with drive id, complete filename and
         extension plus record length before call
       - updates random record position in FCB located at DS:DX
         with file record count

Esc or Alt-X to exit int 21,23 Home/PgUp/PgDn/End ←↑↓→
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