XL Fortran for AIX 8.1

Language Reference

How to Use This Book

This document is intended primarily as a reference tool, not as a Fortran or programming tutorial. Programmers using this document should have some knowledge of Fortran concepts and have previous experience in writing Fortran application programs.

The document is divided into three main parts:

Appendix A, Compatibility Across Standards discusses upwards and backwards compatibility across the FORTRAN 77, Fortran 90 and Fortran 95 standards. Appendix B, ASCII and EBCDIC Character Sets displays the ASCII and EBCDIC character sets. The Glossary provides an alphabetical reference to terms commonly used in this document.

See Highlighting Conventions for details on how IBM Extensions and Fortran 95 information are identified in this document.

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