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Technical Information

Application Development Manual | Determining data file size

Determining data file size

Function

Read number of records written to the data file.

Syntax

Detailed Description

The LOF function returns the number of records written to the data file.

Set fileno to the value specified when opening the data file.

Example

Check number of records written to the data file

  private SNO$
private QTY$
private BARDATA$
private record%
open "TESTDATA.DAT" as #1                       ' open data file
field #1, 3 as SNO$, 5 as QTY$, 13 as BARDATA$  ' define fields
record% = lof(#1)                               ' read number of records written
close #1

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