Last edited by Aralabar
Saturday, February 8, 2020 | History

4 edition of REXX found in the catalog.

REXX

advanced techniques for orogrammers

by Peter C. Kiesel

  • 357 Want to read
  • 39 Currently reading

Published by McGraw-Hill in New York, London .
Written in English


Edition Notes

StatementPeter C. Kiesel.
SeriesJ. Ranade IBM series
The Physical Object
Pagination(256)p. ;
Number of Pages256
ID Numbers
Open LibraryOL20947103M
ISBN 100070346003

As is often the case in dynamically scoped languages, variables are not declared before using them, they come into being on their first use. It is used for almost any imaginable application. You can later set that field to some other value, but if you ever DROP the field, its value reverts to its compound name uppercased with any tail name substitution. Rexx predominates on the systems with which it is bundled listed in the answer to the previous question. So, say number would display the value 5 on the Mainframe Screen. Our Tools section lists many of them and gives hot links to download them.

Every letter should have the correct slant. Rexx looks easy to code in. This helps your friends understand your code. The data stacks from any previous REXX command lists in the nested chain are not passed to the additional unique environment.

Are there different versions of Rexx? Either terminology can be used. The way that Rexx executes commands in these systems is as follows. How do you code comments in Rexx? Can I use Rexx as a macro language or an embedded language?


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REXX book

Visit performance for information about the performance numbers displayed above. This can simplify things whenever you're using compound variables. In conclusion, using a variable name as a tail is very useful due to substitution.

Zacks Ranks stocks can, and often do, change throughout the month. So, the real name of this compound variable will be Days. Can I use Rexx as a macro language or an embedded language? Likewise, you should possess some fundamental knowledge about the rules in Rexx programs.

What is Rexx? One of the reasons, why you should learn Rexx, is that it increases the productivity of the average Mainframe Programmer. The article " Power through Simplicity " explains how power can be based in languages that "look" simple and the advantages to this approach to power programming over languages that "look" powerful.

Every letter should have the correct slant. This feature could be used to pass functions as function parameters, such as passing SIN or COS to a procedure to calculate integrals.

Rexx is a free-form language. Since the mids, two newer variants of Rexx have appeared: NetRexx : compiles to Java byte-code via Java source code; this has no reserved keywords at all, and uses the Java object model, and is therefore not generally upwards-compatible with 'classic' Rexx.

Alternately, you can begin your tail name with a numeric character, for example, Months. For example, let's say that we have an array named January. Even though you have established that there exists a variable named MyVar.

In this way, you can deduce what tails use a given stem, and access their values in a loop. NetRexx will even generate fully commented Java code. Several freeware versions of Rexx are available.

ARexx can increase the power of a computer by combining the capabilities of various programs. Rexx is powerful due to its large built-in function library, its easy extensibility by external function packages, its integration and extension through standard interfaces to other languages like C, its string manipulation capabilities, and its huge set of free add-on tools.

Rexx is a macro language for many products. The resulting string is passed to the environment to be executed as a command.

Rexx Programmer's Reference by Howard Fosdick

Our Tools section lists many of them and gives hot links to download them. Therefore, January. This is because REXX has performed substitution on our tail names above.What I remember from the book is that the person who recommended it said it was a must for anyone who works with Rexx.

I have come accross a book in particular and the name ring a bell although I'm not % sure if this was The book mentioned: "Rexx Language" from M. F. Cowlishaw. Do you know this title? Is it any good? This book explains 72 REXX functions that you can use in your REXX programs.

This book is about TSO REXX functions, but we have included a few that work in CMS only. The examples are simple and clear and will show you how to use REXX functions in your programs. A function is a built-in feature of the REXX language.

TRL is *the* standard book that defines REXX; it's like "K&R" is to C.

ISPF Programmer’s Guide

I found the book to be a joy to read because Cowlishaw explains much of the *why* behind the features of REXX, and because he has a good sense of humor that he *never* uses to put down other computer languages (or the people who program in them).

May 10,  · What's a good Rexx reference book / site / tutorial? Looking for something that covers mainframe specific features as well as the standard I/O, conditionals, and loops. Why use Rexx? Rexx is fun and it's free. It's easy but offers great power. You can start scripting Rexx immediately, yet you won't outgrow the language if you are a high-end, power developer.

This book is about TSO REXX functions, but we have included a few that work in CMS only. The examples are simple and clear and will show you how to use REXX functions in your programs. A function is a built-in feature of the REXX language.

Functions are always available to you when you are writing your program.