Package io.github.javaf

Class HelloWorld

java.lang.Object

io.github.javaf.HelloWorld

public class HelloWorld
extends Object

A "Hello, World!" is an introductory computer program.
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Constructor Summary

Constructors

Constructor	Description
HelloWorld()

Method Summary

Modifier and Type	Method	Description
static boolean	and()	Check if all values are true.
static boolean	and(boolean a)	Check if all values are true.
static boolean	and(boolean a, boolean b)	Check if all values are true.
static boolean	eq(boolean a, boolean b)	Check if antecedent ⇔ consequent (a ⇔ b).
static boolean	eqv(boolean a, boolean b)	Check if antecedent ⇔ consequent (a ⇔ b).
static boolean	imp(boolean a, boolean b)	Check if antecedent ⇒ consequent (a ⇒ b).
static boolean	imply(boolean a, boolean b)	Check if antecedent ⇒ consequent (a ⇒ b).
static void	main(String[] args)	Here is a puzzle for you!

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HelloWorld

public HelloWorld()

Method Detail

eq

public static boolean eq(boolean a,
                         boolean b)

Check if antecedent ⇔ consequent (a ⇔ b). 📘

Parameters:

a - antecedent

b - consequent

Returns:

result

eq(true, true)   == true
eq(false, false) == true
eq(true, false)  == false
eq(false, true)  == false

imply

public static boolean imply(boolean a,
                            boolean b)

Check if antecedent ⇒ consequent (a ⇒ b). 📘

Parameters:

a - antecedent

b - consequent

Returns:

result

imply(true, true)   == true
imply(false, true)  == true
imply(false, false) == true
imply(true, false)  == false

eqv

public static boolean eqv(boolean a,
                          boolean b)

Check if antecedent ⇔ consequent (a ⇔ b). 📘

Parameters:

a - antecedent

b - consequent

Returns:

result

eqv(true, true)   == true
eqv(false, false) == true
eqv(true, false)  == false
eqv(false, true)  == false

imp

public static boolean imp(boolean a,
                          boolean b)

Check if antecedent ⇒ consequent (a ⇒ b). 📘

Parameters:

a - antecedent

b - consequent

Returns:

result

imp(true, true)   == true
imp(false, true)  == true
imp(false, false) == true
imp(true, false)  == false

and

public static boolean and()

Check if all values are true. 📘

Returns:

result

and(true, true)              == true
and(true, false)             == false
and(true, true, true, true)  == true
and(true, false, true, true) == false

and

public static boolean and(boolean a)

Check if all values are true. 📘

Parameters:

a - 1st boolean

Returns:

result

and(true, true)              == true
and(true, false)             == false
and(true, true, true, true)  == true
and(true, false, true, true) == false

and

public static boolean and(boolean a,
                          boolean b)

Check if all values are true. 📘

Parameters:

a - 1st boolean

b - 2nd boolean

Returns:

result

and(true, true)              == true
and(true, false)             == false
and(true, true, true, true)  == true
and(true, false, true, true) == false

main

public static void main(String[] args)
                 throws IOException

Here is a puzzle for you!

Parameters:

args - command-line arguments

Throws:

IOException - on exit

main([])