Programming instructions

Intermec Fingerprint 6.13 – Programmer's Guide

6. FILE SYSTEM, cont'd.

4. Data Files

Data File Types

Data files are used by the program files for storing various types of

data and can be divided into several subcategories:

• Sequential Input Files See chapter 7.4

• Sequential Output Files See chapter 8.3

• Sequential Append Files See chapter 8.3

• Random Access Files See chapters 7.5 and 8.4

Instructions

The following instructions are used in connection with the creation

and handling of data files:

OPEN Creates and/or opens a file for a specified

mode of access and optionally specifies

the record size in bytes.

CLOSE Closes an OPENed file.

REDIRECT OUT Creates a file to which the output data will

be redirected (see chapter 8.2).

TRANSFERSET Sets up the transfer of data between two

files.

TRANSFER$ Executes the transfer of data between two

files according to TRANSFERSET.

COPY Copies a file to another name and/or di-

rectory.

KILL Deletes a file.

LOC Returns the position in an OPENed file.

LOF Returns the length in bytes of an OPENed

file.