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

Time for action - creating the component


Let's start off by creating a folder to store our component. Under the <Railo Install Directory>/webroot, let's create a folder named cfcs.

  1. 1. In the cfcs directory, create a template named Person.cfc and put the following code inside it:

    <cfcomponent output="false">
    <cfset this.name = "">
    <cfset this.age = "">
    </cfcomponent>
    
  2. 2. This is the simplest form of a component. Let's create another template under <Railo Install Directory>/webroot/Chapter_6/ named PersonGetter.cfm; this template will be used to create an instance of the Person.cfc object and populate it by adding the following code:

    <cfset person = new cfcs.Person()>
    <cfset person.name = "Mark">
    <cfset person.age = 36>
    <cfdump var="#person#">
    
  3. 3. The this scope in a component is actually public. This means it can be read and modified from outside the component (as we can see in the previous code listing), which is not best practice...