Package org.mozilla.javascript

Class Undefined

java.lang.Object

org.mozilla.javascript.Undefined

All Implemented Interfaces:

java.io.Serializable

public class Undefined
extends java.lang.Object
implements java.io.Serializable

This class implements the Undefined value in JavaScript.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.Object	instance
static Scriptable	SCRIPTABLE_UNDEFINED

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object obj)
int	hashCode()
static boolean	isUndefined(java.lang.Object obj)
java.lang.Object	readResolve()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Field Detail

instance

public static final java.lang.Object instance

SCRIPTABLE_UNDEFINED

public static final Scriptable SCRIPTABLE_UNDEFINED

Method Detail

readResolve

public java.lang.Object readResolve()

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

isUndefined

public static boolean isUndefined(java.lang.Object obj)