खुले फ़ाइल में वर्तमान स्थिति को प्रस्तुत करता है.
FileNumber: Any numeric expression that contains the file number that is set by the Open statement for the respective file.
If the Loc function is used for an open random access file, it returns the number of the last record that was last read or written.
For a sequential file, the Loc function returns the position in a file divided by 128. For binary files, the position of the last read or written byte is returned.