Book Image

Railo 3 Beginner's Guide

By : Mark Drew , Gert Franz, Paul Klinkenberg, Jordan Michaels
Book Image

Railo 3 Beginner's Guide

By: Mark Drew , Gert Franz, Paul Klinkenberg, Jordan Michaels

Overview of this book

<p>Railo Server is one of the quickest ways to start developing complex web applications online. Widely considered as the fastest CFML (ColdFusion Markup Language) engine, Railo allows you to create dynamic web pages that can change depending on user input, database lookups, or even the time of day.</p> <p>Railo 3 Beginner's Guide will show you how to get up and running with Railo, as well as developing your web applications with the greatest of ease. You will learn how to install Railo and the basics of CFML to allow you to gradually build up your knowledge, and your dynamic web applications, as the book progresses.</p> <p>Using Packt’s Beginner's Guide approach, this book will guide you, with step-by-step instructions, through installing the Railo Server on various environments. You will learn how to use caches, resources, Event Gateways and special scripting functions that will allow you to create webpages with limitless functionality. You will even explore methods of extending Railo by adding your own tags to the server and building custom extensions. Railo 3 Beginner's Guide is a must for anyone getting to grips with Railo Server.</p>
Table of Contents (16 chapters)
Railo 3
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface

Chapter 6. Advanced CFML Functionality

So far we have looked at how we can write CFML with tags and functions. This is a great way to develop web applications since it fits well with the way web pages are built, that is, through HTML.

In this chapter we are going to look at the alternative ways to write CFML language, namely, by using a scripting language called CFScript.

In this chapter, we will cover:

  • Scripting formats that are available in Railo Server

  • How to leverage CFScript with your code

  • The in-built components in Railo Server

By the end of the chapter, we will be able to write applications using the CFScript syntax which accesses outside resources without the need to use tags.

Let's dive right in!

Scripting within Railo Server

So far all the examples and code you have written have used a tag-based format. Even when we used functions that had no output, we used the <cfset> tag. It's a natural way to program when developing web applications because the output language is HTML, which...