LOF Function

Returns a Long representing the size, in bytes, of a file opened using the Open statement.

Syntax

LOF(filenumber)

The required filenumber argument is an Integer containing a valid file number.

Remarks

Use the FileLen function to obtain the length of a file that is not open.

Example

This example uses the LOF function to determine the size of an open file.
This example assumes that TESTFILE is a text file containing sample data.

Dim FileLength
Open "TESTFILE" For Input As #1  ' Open file.
FileLength = LOF(1)              ' Get length of file.
Trace FileLength Close #1 ' Close file.

See Also

Open Statement, Loc Function , EOF Function, FileLen Function