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ColdFusion 9 Developer Tutorial

You're reading from   ColdFusion 9 Developer Tutorial Create robust professional web applications with ColdFusion

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Product type Paperback
Published in Jul 2010
Publisher Packt
ISBN-13 9781849690249
Length 388 pages
Edition 1st Edition
Languages
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Author (1):
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John Farrar John Farrar
Author Profile Icon John Farrar
John Farrar
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Toc

Table of Contents (22) Chapters Close

ColdFusion 9 Developer Tutorial
Credits
About the Author
About the Reviewers
1. Preface
1. Web Pages—Static to Dynamic 2. Basic CFCs and Database Interaction FREE CHAPTER 3. Power CFCs and Web Forms 4. ORM Database Interaction 5. Application, Session, and Request Scope 6. Authentication and Permissions 7. CFScript 8. CF AJAX User Interface 9. CF AJAX Forms 10. CF AJAX Programming 11. Introduction to Custom Tags 12. ColdFusion Powered Views 13. Control Logic Processing 14. Guide to Unit Testing Beyond this Book Tools and Resources Index

The basic data object concept


Now we create the function for assigning the encapsulated variables of the object when it is created. We are now ready to write the next version of the calling page. We are only going to change two things on that page. We will change the line where we were creating a second recordset to a call to the method for performing the assigning of the internal variable values in the object. Then we will change our content section of the code to use the object getters to pull the encapsulated variable values. The highlighted rows are the ones changed.

<!--- Example: 2_6.cfm --->
<!--- Processing --->
<cfparam name="url.id" default="0">
<cfscript>
  objProduct = createObject("component","product_2").init();
  rsProducts = objProduct.getRecordset();
  objProduct.load(url.id);
</cfscript>
<!--- Content --->
<ul><cfoutput query="rsProducts">
  <li><a href="?id=#rsProducts.id#">#rsProducts.name#</a></li&gt...
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ColdFusion 9 Developer Tutorial
Published in: Jul 2010
Publisher: Packt
ISBN-13: 9781849690249
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