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U — Constant Static Property, class flash.ui.Keyboard
	Constant associated with the key code value for the U key (85).
UIComponent — class, package fl.core
	The UIComponent class is the base class for all visual components, both interactive and noninteractive.
UIComponent() — Constructor, class fl.core.UIComponent
	Creates a new UIComponent component instance.
UIComponentAccImpl — class, package fl.accessibility
	The UIComponentAccImpl class, also called the UIComponent Accessibility Implementation class, is used to make a UIComponent accessible.
UILoader — class, package fl.containers
	The UILoader class makes it possible to set content to load and to then monitor the loading operation at run time.
UILoader() — Constructor, class fl.containers.UILoader
	Creates a new UILoader component instance.
uint(value:Number) — Package Function, Top Level
	Converts a given numeric value to an unsigned integer value.
uint — final class, Top Level
	The uint class provides methods for working with a data type representing a 32-bit unsigned integer.
uint(num:Object) — Constructor, class uint
	Creates a new uint object.
UIScrollBar — class, package fl.controls
	The UIScrollBar class includes all of the scroll bar functionality, but adds a scrollTarget property so it can be attached to a TextField component instance.
UIScrollBar() — Constructor, class fl.controls.UIScrollBar
	Creates a new UIScrollBar component instance.
uncaughtScriptException — Event, class flash.html.HTMLLoader
	Signals that an uncaught JavaScript exception occurred in the HTMLLoader object.
UNCAUGHT_SCRIPT_EXCEPTION — Constant Static Property, class flash.events.HTMLUncaughtScriptExceptionEvent
	The HTMLUncaughtScriptExceptionEvent.UNCAUGHT_SCRIPT_EXCEPTION constant defines the value of the type property of an uncaughtScriptException event object.
UNCOMMON — Constant Static Property, class flash.text.engine.LigatureLevel
	Used to specify uncommon ligatures.
uncompress(algorithm:String) — method, class flash.utils.ByteArray
	Decompresses the byte array.
unconnectedPeerStreams — Property, class flash.net.NetConnection
	An object that holds all of the peer subscriber NetStream objects that are not associated with publishing NetStream objects.
undefined — Package Constant Property, Top Level
	A special value that applies to untyped variables that have not been initialized or dynamic object properties that are not initialized.
underline — Property, class flash.text.TextFormat
	Indicates whether the text that uses this text format is underlined (true) or not (false).
underlineOffset — Property, class flash.text.engine.FontMetrics
	The underlineOffset value is the suggested vertical offset from the Roman baseline for an underline.
underlineThickness — Property, class flash.text.engine.FontMetrics
	The underlineThickness value is the suggested thickness for an underline.
unescape(str:String) — Package Function, Top Level
	Evaluates the parameter str as a string, decodes the string from URL-encoded format (converting all hexadecimal sequences to ASCII characters), and returns the string.
unescapeMultiByte(value:String) — Package Function, flash.utils
	Returns an unescaped copy of the input string, which is decoded from either system code page page or UTF-8 depending on the value of System.useCodePage.
ungroupElements(groupIndex:int) — method, class flash.text.engine.GroupElement
	Ungroups the elements in a nested GroupElement that groupIndex specifies within an outer GroupElement object.
uninstallActions(name:String) — Static Method , class adobe.utils.CustomActions
	Removes the Custom Actions XML definition file named name.
union(toUnion:flash.geom:Rectangle) — method, class flash.geom.Rectangle
	Adds two rectangles together to create a new Rectangle object, by filling in the horizontal and vertical space between the two rectangles.
UNIQUESORT — Constant Static Property, class Array
	Specifies the unique sorting requirement for the Array class sorting methods.
UNJUSTIFIED — Constant Static Property, class flash.text.engine.LineJustification
	Directs the text engine to generate unjustified lines.
unjustifiedTextWidth — Property, class flash.text.engine.TextLine
	The width of the line if it was not justified.
UNKNOWN — Constant Static Property, class flash.security.SignatureStatus
	Unknown status.
UNKNOWN — Constant Static Property, class flash.system.IMEConversionMode
	The string "UNKNOWN", which can be returned by a call to the IME.conversionMode property.
unload() — method, class fl.containers.UILoader
	Removes a child of this UILoader object that was loaded by using either the load() method or the source property.
unload() — method, class flash.display.Loader
	Removes a child of this Loader object that was loaded by using the load() method.
unload — Event, class flash.display.LoaderInfo
	Dispatched by a LoaderInfo object whenever a loaded object is removed by using the unload() method of the Loader object, or when a second load is performed by the same Loader object and the original content is removed prior to the load beginning.
UNLOAD — Constant Static Property, class flash.events.Event
	The Event.UNLOAD constant defines the value of the type property of an unload event object.
unloadAndStop(gc:Boolean) — method, class flash.display.Loader
	Attempts to unload child SWF file contents and stops the execution of commands from loaded SWF files.
unlock(changeRect:flash.geom:Rectangle) — method, class flash.display.BitmapData
	Unlocks an image so that any objects that reference the BitmapData object, such as Bitmap objects, are updated when this BitmapData object changes.
unshift(... rest) — method, class Array
	Adds one or more elements to the beginning of an array and returns the new length of the array.
unshift(... rest) — method, class Vector
	Adds one or more elements to the beginning of the Vector and returns the new length of the Vector.
UNSUPPORTED — Constant Static Property, class flash.display.ColorCorrectionSupport
	Color correction is not supported by the host environment.
UNSUPPORTED_PROPERTY — Constant Static Property, class fl.video.VideoError
	State variable indicating that an unsupported property was passed to the INCManager class, or the getProperty or setProperty methods.
UP — Constant Static Property, class flash.ui.Keyboard
	Constant associated with the key code value for the Up Arrow key (38).
upArrowDisabledSkin — Style, class fl.containers.BaseScrollPane
	Name of the class to use as the skin for the up arrow button of the scroll bar when it is disabled.
upArrowDisabledSkin — Style, class fl.controls.ComboBox
	Name of the class to use as the skin for the up arrow button of the scroll bar when it is disabled.
upArrowDisabledSkin — Style, class fl.controls.NumericStepper
	The class that provides the skin for the up arrow when it is disabled.
upArrowDisabledSkin — Style, class fl.controls.ScrollBar
	Name of the class to use as the skin for the up arrow button of the scroll bar when it is disabled.
upArrowDownSkin — Style, class fl.containers.BaseScrollPane
	Name of the class to use as the skin for the up arrow button of the scroll bar when you click the arrow button.
upArrowDownSkin — Style, class fl.controls.ComboBox
	Name of the class to use as the skin for the up arrow button of the scroll bar when you click the arrow button.
upArrowDownSkin — Style, class fl.controls.NumericStepper
	The class that provides the skin for the up arrow when it is in the down state.
upArrowDownSkin — Style, class fl.controls.ScrollBar
	Name of the class to use as the skin for the up arrow button of the scroll bar when you click the arrow button.
upArrowOverSkin — Style, class fl.containers.BaseScrollPane
	Name of the class to use as the skin for the up arrow button of the scroll bar when the mouse pointer is over the arrow button.
upArrowOverSkin — Style, class fl.controls.ComboBox
	Name of the class to use as the skin for the up arrow button of the scroll bar when the mouse pointer is over the arrow button.
upArrowOverSkin — Style, class fl.controls.NumericStepper
	The class that provides the skin for the down arrow during mouse over.
upArrowOverSkin — Style, class fl.controls.ScrollBar
	Name of the class to use as the skin for the up arrow button of the scroll bar when the mouse pointer is over the arrow button.
upArrowUpSkin — Style, class fl.containers.BaseScrollPane
	Name of the class to use as the skin for the up arrow button of the scroll bar.
upArrowUpSkin — Style, class fl.controls.ComboBox
	Name of the class to use as the skin for the up arrow button of the scroll bar.
upArrowUpSkin — Style, class fl.controls.NumericStepper
	The class that provides the skin for the up arrow when it is in the up state.
upArrowUpSkin — Style, class fl.controls.ScrollBar
	Name of the class to use as the skin for the up arrow button of the scroll bar.
update() — method, class fl.containers.ScrollPane
	Refreshes the scroll bar properties based on the width and height of the content.
update() — method, class fl.controls.UIScrollBar
	Forces the scroll bar to update its scroll properties immediately.
update — Event, class flash.data.SQLConnection
	Dispatched when data in any table in any of the connected databases changes as a result of a SQL UPDATE command.
update(airFile:flash.filesystem:File, version:String) — method, class flash.desktop.Updater
	Updates the currently running application with the version of the application contained in the specified AIR file.
UPDATE — Constant Static Property, class flash.data.SQLMode
	Indicates that the connection is opened for updates but a new database file is not created if the specified file doesn't exist.
UPDATE — Constant Static Property, class flash.events.SQLUpdateEvent
	The SQLUpdateEvent.UPDATE constant defines the value of the type property of a SQLConnection update event.
UPDATE — Constant Static Property, class flash.filesystem.FileMode
	Used for a file to be opened in read/write mode.
updateAfterEvent() — method, class flash.events.KeyboardEvent
	Indicates that the display should be rendered after processing of this event completes, if the display list has been modified
updateAfterEvent() — method, class flash.events.MouseEvent
	Instructs Flash Player or Adobe AIR to render after processing of this event completes, if the display list has been modified.
updateAfterEvent() — method, class flash.events.TimerEvent
	Instructs Flash Player or the AIR runtime to render after processing of this event completes, if the display list has been modified.
updateDescriptor — Property, class air.update.ApplicationUpdater
	The content of the update descriptor file downloaded from the update URL.
updateDescriptor — Property, class air.update.ApplicationUpdaterUI
	The content of the update descriptor file downloaded from the update URL.
updateError — Event, class air.update.ApplicationUpdater
	Dispatched if an error occurs while trying to download or parse the update descriptor file.
updateError — Event, class air.update.ApplicationUpdaterUI
	Dispatched if an error occurs while trying to download or parse the update descriptor file.
UPDATE_ERROR — Constant Static Property, class air.update.events.StatusUpdateErrorEvent
	The StatusUpdateErrorEvent.UPDATE_ERROR constant defines the value of the type property of the event object for a statusUpdateError event.
UpdateEvent — class, package air.update.events
	A UpdateEvent is dispatched by a ApplicationUpdater object during the update process.
UpdateEvent(type:String, bubbles:Boolean, cancelable:Boolean) — Constructor, class air.update.events.UpdateEvent
	The constructor function.
updateLocation(locationURL:String) — method, class flash.html.HTMLHost
	The function called when JavaScript code in the HTMLLoader object sets the window.location property.
updateProperties() — Static Method , class flash.accessibility.Accessibility
	Tells Flash Player to apply any accessibility changes made by using the DisplayObject.accessibilityProperties property.
Updater — final class, package flash.desktop
	The Updater class is used to update the currently running application with a different version.
Updater() — Constructor, class flash.desktop.Updater
	The constructor function for the Updater class.
updateStatus — Event, class air.update.ApplicationUpdater
	Dispatched after the updater successfully downloads and interprets the update descriptor file.
updateStatus — Event, class air.update.ApplicationUpdaterUI
	Dispatched after the updater successfully downloads and interprets the update descriptor file.
updateStatus(status:String) — method, class flash.html.HTMLHost
	The function called when JavaScript code in the HTMLLoader object sets the window.status property.
UPDATE_STATUS — Constant Static Property, class air.update.events.StatusUpdateEvent
	The StatusUpdateEvent.UPDATE_STATUS constant defines the value of the type property of the event object for a updateStatus event.
updateTitle(title:String) — method, class flash.html.HTMLHost
	The function called when JavaScript code in the HTMLLoader object sets the window.document.title property or when the title element changes, either via the DOM or because of a new page load.
updateURL — Property, class air.update.ApplicationUpdater
	The location of the update descriptor file.
updateURL — Property, class air.update.ApplicationUpdaterUI
	The location of the update descriptor file.
upIcon — Style, class fl.controls.CheckBox
	Name of the class to use as the icon when a toggle button is not selected and the mouse is not over the button.
upIcon — Style, class fl.controls.LabelButton
	Name of the class to use as the icon when a toggle button is not selected and the mouse is not over the button.
upIcon — Style, class fl.controls.RadioButton
	Name of the class to use as the icon when a toggle button is not selected and the mouse is not over the button.
upload(request:flash.net:URLRequest, uploadDataFieldName:String, testUpload:Boolean) — method, class flash.net.FileReference
	Starts the upload of a file selected by a user to a remote server.
uploadCompleteData — Event, class flash.net.FileReference
	Dispatched after data is received from the server after a successful upload.
UPLOAD_COMPLETE_DATA — Constant Static Property, class flash.events.DataEvent
	Defines the value of the type property of an uploadCompleteData event object.
uploadUnencoded(request:flash.net:URLRequest) — method, class flash.net.FileReference
	Initiate uploading a file to a URL without any encoding.
UPPERCASE — Constant Static Property, class flash.text.engine.TypographicCase
	Specifies that all characters use uppercase glyphs on output.
upSkin — Style, class fl.containers.ScrollPane
	The default skin shown on the scroll pane.
upSkin — Style, class fl.controls.dataGridClasses.DataGridCellEditor
	Name of the class to use as the skin for the background and border of the DataGridCellEditor.
upSkin — Style, class fl.controls.listClasses.CellRenderer
	Name of the class to use as the skin for the background and border when the button is not selected and the mouse is not over the component.
upSkin — Style, class fl.controls.BaseButton
	Name of the class to use as the skin for the background and border when the button is not selected and the mouse is not over the component.
upSkin — Style, class fl.controls.TextArea
	The class that provides the background for the TextArea component.
upSkin — Style, class fl.controls.ComboBox
	The name of the class that provides the background of the ComboBox component.
upSkin — Style, class fl.controls.LabelButton
	Name of the class to use as the skin for the background and border when the button is not selected and the mouse is not over the component.
upSkin — Style, class fl.controls.TextInput
	The name of the class to use as a background for the TextInput component.
upSkin — Style, class fl.controls.ColorPicker
	The class that provides the skin for the ColorPicker button when it is in the up position.
upState — Property, class flash.display.SimpleButton
	Specifies a display object that is used as the visual object for the button up state — the state that the button is in when the mouse is not positioned over the button.
uri — Property, class Namespace
	The Uniform Resource Identifier (URI) of the namespace.
uri — Property, class QName
	The Uniform Resource Identifier (URI) of the QName object.
uri — Property, class flash.net.NetConnection
	The URI passed to the NetConnection.connect() method.
uriDereferencer — Property, class flash.security.XMLSignatureValidator
	The IURIDereferencer implementation.
URIError — Dynamic Class, Top Level
	A URIError exception is thrown when one of the global URI handling functions is used in a way that is incompatible with its definition.
URIError(message:String) — Constructor, class URIError
	Creates a new URIError object.
url — Property, class flash.display.LoaderInfo
	The URL of the media being loaded.
url — Property, class flash.filesystem.File
	The URL for this file path.
url — Property, class flash.html.HTMLHistoryItem
	The URL of the HTML page.
url — Property, class flash.media.Sound
	The URL from which this sound was loaded.
url — Property, class flash.net.URLRequest
	The URL to be requested.
url — Property, class flash.text.TextFormat
	Indicates the target URL for the text in this text format.
URL_FORMAT — Constant Static Property, class flash.desktop.ClipboardFormats
	A URL string (AIR only).
URLLoader — class, package flash.net
	The URLLoader class downloads data from a URL as text, binary data, or URL-encoded variables.
URLLoader(request:flash.net:URLRequest) — Constructor, class flash.net.URLLoader
	Creates a URLLoader object.
URLLoaderDataFormat — final class, package flash.net
	The URLLoaderDataFormat class provides values that specify how downloaded data is received.
URLMonitor — class, package air.net
	The URLMonitor class monitors availablity of an HTTP- or HTTPS-based service.
URLMonitor(urlRequest:flash.net:URLRequest, acceptableStatusCodes:Array) — Constructor, class air.net.URLMonitor
	Creates a URLMonitor Object for a specified HTTP- or HTTPS-based service.
urlPrompt — Property, class flash.events.DRMAuthenticateEvent
	A prompt for a URL string, provided by the server.
urlRequest — Property, class air.net.URLMonitor
	The URLRequest object representing the probe request.
URLRequest — final class, package flash.net
	The URLRequest class captures all of the information in a single HTTP request.
URLRequest(url:String) — Constructor, class flash.net.URLRequest
	Creates a URLRequest object.
URLRequestDefaults — class, package flash.net
	The URLRequestDefaults class includes static properties that you can set to define default values for the properties of the URLRequest class.
URLRequestHeader — final class, package flash.net
	A URLRequestHeader object encapsulates a single HTTP request header and consists of a name/value pair.
URLRequestHeader(name:String, value:String) — Constructor, class flash.net.URLRequestHeader
	Creates a new URLRequestHeader object that encapsulates a single HTTP request header.
URLRequestMethod — final class, package flash.net
	The URLRequestMethod class provides values that specify whether the URLRequest object should use the POST method or the GET method when sending data to a server.
URLStream — class, package flash.net
	The URLStream class provides low-level access to downloading URLs.
URLVariables — Dynamic Class, package flash.net
	The URLVariables class allows you to transfer variables between an application and a server.
URLVariables(source:String) — Constructor, class flash.net.URLVariables
	Creates a new URLVariables object.
useBitmapScrolling — Property, class fl.containers.BaseScrollPane
	When set to true, the cacheAsBitmap property for the scrolling content is set to true; when set to false this value is turned off.
useCache — Property, class flash.html.HTMLLoader
	Specifies whether the local cache should be consulted before HTTP requests issued by this object fetch data.
useCache — Property, class flash.net.URLRequest
	Specifies whether the local cache should be consulted before this URLRequest fetches data.
useCache — Static Property, class flash.net.URLRequestDefaults
	The default setting for the useCache property of URLRequest objects.
useCodePage — Static Property, class flash.system.System
	A Boolean value that determines which code page to use to interpret external text files.
useCurrentFrame(enable:Boolean, spanStart:int) — method, class fl.motion.AnimatorBase
	Sets the currentFrame property whenever a new frame is entered, and sets whether the target's animation is synchronized to the frames in its parent MovieClips's timeline.
USE_DOMINANT_BASELINE — Constant Static Property, class flash.text.engine.TextBaseline
	Specifies that the alignmentBaseline is the same as the dominantBaseline.
useEchoSuppression — Property, class flash.media.Microphone
	Set to true if echo suppression is enabled; false otherwise.
useHandCursor — Property, class flash.display.SimpleButton
	A Boolean value that, when set to true, indicates whether the hand cursor is shown when the mouse rolls over a button.
useHandCursor — Property, class flash.display.Sprite
	A Boolean value that indicates whether the pointing hand (hand cursor) appears when the mouse rolls over a sprite in which the buttonMode property is set to true.
use namespace — Statement
	Causes the specified namespaces to be added to the set of open namespaces.
userAgent — Property, class flash.html.HTMLLoader
	The user agent string to be used in any upcoming content requests from this HTMLLoader object.
userAgent — Property, class flash.net.URLRequest
	Specifies the user-agent string to be used in the HTTP request.
userAgent — Static Property, class flash.net.URLRequestDefaults
	The default setting for the userAgent property of URLRequest objects.
userData — Property, class flash.text.engine.ContentElement
	Provides a way for the author to associate arbitrary data with the element.
userData — Property, class flash.text.engine.TextBlock
	Provides a way for the author to associate arbitrary data with the text block.
userData — Property, class flash.text.engine.TextLine
	Provides a way for the author to associate arbitrary data with the text line.
userDirectory — Static Property, class flash.filesystem.File
	The user's directory.
useRichTextClipboard — Property, class flash.text.TextField
	Specifies whether to copy and paste the text formatting along with the text.
userIdle — Event, class flash.desktop.NativeApplication
	Dispatched when the user has been idle for the period of time specified by the idleThreshold property.
USER_IDLE — Constant Static Property, class flash.events.Event
	The Event.USER_IDLE constant defines the value of the type property of a userIdle event object.
USERNAME_AND_PASSWORD — Constant Static Property, class flash.net.drm.AuthenticationMethod
	A valid user account and password are required.
usernamePrompt — Property, class flash.events.DRMAuthenticateEvent
	A prompt for a user name credential, provided by the server.
useRotationConcat — Property, class fl.motion.KeyframeBase
	If set to true, this property causes the target object to rotate when data for motion is supplied by addpropertyarray.
useRotationConcat(index:int) — method, class fl.motion.MotionBase
	Rotates the target object when data for the motion is supplied by the addPropertyArray() method.
userPresent — Event, class flash.desktop.NativeApplication
	Dispatched when the operating system detects mouse or keyboard activity after an idle period.
USER_PRESENT — Constant Static Property, class flash.events.Event
	The Event.USER_PRESENT constant defines the value of the type property of a userPresent event object.
useSeconds — Property, class fl.transitions.Tween
	Indicates whether the tween plays over a period of frames or seconds.
useSystemTrustStore — Property, class flash.security.XMLSignatureValidator
	Specifies that certificates in the system trust store are used for chain building.
usingCurrentFrame — Property, class fl.motion.AnimatorBase
	Indicates whether the currentFrame property is checked whenever a new frame is entered and whether the target's animation is synchronized to the frames in its parent's timeline, or always advancing no matter what the parent's current frame is.
usingTLS — Property, class flash.net.NetConnection
	Indicates whether a secure connection was made using native Transport Layer Security (TLS) rather than HTTPS.
UTC(year:Number, month:Number, date:Number, hour:Number, minute:Number, second:Number, millisecond:Number) — Static Method , class Date
	Returns the number of milliseconds between midnight on January 1, 1970, universal time, and the time specified in the parameters.
UTILITY — Constant Static Property, class flash.display.NativeWindowType
	A utility window.
Utils3D — class, package flash.geom
	The Utils3D class contains static methods that simplify the implementation of certain three-dimensional matrix operations.
uvtData — Property, class flash.display.GraphicsTrianglePath
	A Vector of normalized coordinates used to apply texture mapping.
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Wed Jul 29 2009, 05:00 PM -07:00