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 - setting the debug template


Let's create a file to see what debug output we can get from Railo Server. We are going to add a query and include another file.

  1. 1. Under <Railo Server Install>/webroot, let's create a file called example_debug.cfm.

  2. 2. Using the datasource we created earlier, we are going to create a template so that we can display debugging. Let's first create a template that we are going to include in <Railo Install Directory>/webroot/ called testinclude.cfm, and put the following code in it:

    <cfoutput>#Now()#</cfoutput>
    
  3. 3. Now let's create a template that we shall debug; let's call it sampledebug.cfm and put it in the webroot too.

  4. 4. In this template, let's perform some actions, so that we can see some interesting output. Let's put the following code there:

    <cfquery name="getUsers" datasource="railobook">
    SELECT * FROM Users
    </cfquery>
    <cfoutput query="getUsers">
    #Username# <br>
    </cfoutput>
    <cfinclude...