de.pfabulist.lisplight

Class Null

java.lang.Object

de.pfabulist.lisplight.Null

All Implemented Interfaces:

Thing

public class Null
extends Object
implements Thing

Copyright (c) 2006 - 2018, Stephan Pfab SPDX-License-Identifier: BSD-2-Clause

Constructor Summary

Constructors

Constructor and Description
Null()

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
Thing	eval(Env env)
int	hashCode()
static Null	n()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface de.pfabulist.lisplight.Thing

isFunction, print

Constructor Detail

Null

public Null()

Method Detail

toString

public String toString()

Overrides:

toString in class Object

eval

public Thing eval(Env env)

Specified by:

eval in interface Thing

n

public static Null n()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object