About This Book

This book is a guide to managing I/O and devices with ObjectScript.

Its chapters are:

• Introduction to Caché I/O

• I/O Devices and Commands

• Terminal I/O

• Local Interprocess Communication

• TCP Client/Server Communication

• UDP Client/Server Communication

• Sequential File I/O

• The Spool Device

• Printers

• Magnetic Tape

There is also a detailed Table of Contents.

The following documents provide information about related concepts:

• The ObjectScript Language Reference

For general information, see Using InterSystems Documentation.