Package org.mozilla.javascript

Class Undefined

java.lang.Object

org.mozilla.javascript.Undefined

All Implemented Interfaces:

Serializable

public class Undefined
extends Object
implements Serializable

This class implements the Undefined value in JavaScript.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final Object	instance
static final Scriptable	SCRIPTABLE_UNDEFINED

Method Summary

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

Methods inherited from class java.lang.Object

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

Field Details

instance

public static final Object instance

SCRIPTABLE_UNDEFINED

public static final Scriptable SCRIPTABLE_UNDEFINED

Method Details

readResolve

public Object readResolve()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

isUndefined

public static boolean isUndefined(Object obj)