WebUndefined Class Reference

Inherits from	NSObject
Conforms to	NSCoding NSCopying NSObject (NSObject)
Framework	/System/Library/Frameworks/WebKit.framework
Availability	Available in Mac OS X v10.3.9 and later.
Companion guide	WebKit Objective-C Programming Guide
Declared in	WebScriptObject.h

Overview

WebUndefined objects are simply used to represent the JavaScript “undefined” value in methods when bridging between JavaScript and Objective-C. For example, if you invoke a JavaScript function that returns the JavaScript “undefined” value, then a WebUndefined object is returned to the Objective-C calling context.

Tasks

Getting the Shared Instance

Class Methods

undefined

Returns the shared WebUndefined instance.

+ (WebUndefined *)undefined

Availability

Available in Mac OS X v10.3.9 and later.

Declared In

WebScriptObject.h

Last updated: 2006-05-23

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