E4X 102 – XML Lists and Queries

8th November 2005 | 0 Comments

Now that we have the basics down for accessing tags and attributes, we come to the real reason why Flash 8.5 has regular expression support, XML lists. An XML list is an array of XML nodes, but the array is usually created by performing a query on an XML document.

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E4X 101 - The Basics

31st October 2005 | 0 Comments

ECMAScript for XML, or E4X, is a new native way for working with XML documents in ActionScript 3.0 and JavaScript 1.6 (Firefox 1.5+). Prior to E4X, you needed to use DOM methods for navigating and building XML documents.

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AS 3.0 – The new way to load XML

26th October 2005 | 0 Comments

I’ve been dabbling with some of the new features of Flex Builder 2.0. Overall, I’m pretty impressed with the quality and power. ActionScript 3.0 should finally quell any last remaining doubts that ActionScript is a real programming language.

One of the new classes found in ActionScript 3.0, is the URLLoader class. This class replaces the object specific load methods. You no longer call the load method from an XML object, instead you have URLLoader load the data and pass it to the XML object.

A basic implementation of the URLLoader class follows.

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