User Guide

204 Chapter 7: Using the Built-In Classes
These classes are located in the Built-in Classes > Client/Server folder in the Actions toolbox.
Authoring classes
The authoring classes are available only in the Flash authoring environment. These classes are
found in the Built-in Classes > Authoring directory in the Actions toolbox.
Class Description
LoadVars The LoadVars class is an alternative to the MovieClip.loadVariables()
action for transferring variables between a SWF file and a server in name-
value pairs. See “LoadVars class” and “Using the LoadVars class” in Flash
ActionScript Language Reference.
XML The XML class extends the XMLNode class and provides methods,
properties, and event handlers for working with XML-formatted data,
including loading and parsing external XML, creating new XML documents,
and navigating XML document trees. See “XML class” and “Using the XML
class” in Flash ActionScript Language Reference.
XMLNode The XMLNode class represents a single node in an XML document tree. It is
the XML class’ superclass. See “XMLNode class” in Flash ActionScript
Language Reference.
XMLSocket The XMLSocket class lets you create a persistent socket connection with
another computer for low-latency data transfer, such as that required for real-
time chat applications. See “Using the XMLSocket class” on page 284 and
“XMLSocket class” in Flash ActionScript Language Reference.
Class Description
CustomActions The CustomActions class lets you manage any custom actions that are
registered with the authoring tool. See “CustomActions class”in Flash
ActionScript Language Reference.
Live Preview The Live Preview feature (listed under Built-in Classes in the Actions toolbox,
but not a class) provides a single function called
onUpdate that is used by
component developers. See onUpdate in Flash ActionScript Language
Reference.