Java Number

xxxValue():

package numberMethods;

public class xxxValue {

public static void main(String[] args) {

Integer phone = 5 ;

System.out.println("double Value: "+phone.doubleValue());
System.out.println("int Value: "+phone.intValue());
System.out.println("long Value: "+phone.longValue());
System.out.println("byte Value: "+phone.byteValue());
System.out.println("short Value: "+phone.shortValue());
System.out.println("float Value: "+phone.floatValue());
}
}

valueOf():

package numberMethods;

public class valueOf {

public static void main(String[] args) {

Integer a = Integer.valueOf(5);

Double b = Double.valueOf(6);

Float c = Float.valueOf("7");

Integer d = Integer.valueOf("20",30);

System.out.println(a);

System.out.println(b);

System.out.println(c);

System.out.println(d);

}

}

toString() :

package numberMethods;

public class toString {

public static void main(String[] args) {

Integer a = 5;

System.out.println(a.toString());

System.out.println(Integer.toString(101));

}

}

toRadian() :

package numberMethods;

public class toRadian {

public static void main(String[] args) {

double x = 45;

double y  = 30;

System.out.println(Math.toRadians(y));

System.out.println(Math.toRadians(x));

}

}

toDegree() :

package numberMethods;

public class toDegrees {

public static void main(String[] args) {

double x = 45;

double y = 30;

System.out.println(Math.toDegrees(y));

System.out.println(Math.toDegrees(x));

}

}

sqrt() :

package numberMethods;

public class sqrt {

public static void main(String[] args) {

double a = 9;

System.out.println(Math.sqrt(a));

}

}

abs() :

package numberMethods;

public class abs {

public static void main(String[] args) {

Integer a = -4;

int b = -5;

float c = -6;

double d = -7;

System.out.println(Math.abs(a));

System.out.println(Math.abs(b));

System.out.println(Math.abs(c));

System.out.println(Math.abs(d));

}

}

ceil() / floor() :

package numberMethods;

public class ceil {

public static void main(String[] args) {

double d = -100.6;

float f = -90;

System.out.println(Math.ceil(d));

System.out.println(Math.ceil(f));

System.out.println(Math.floor(d));

System.out.println(Math.floor(f));

}

}

compareTo():

package numberMethods;

public class compareTo {

public static void main(String[] args) {

Integer age = 5 ;

System.out.println(age.compareTo(5));

System.out.println(age.compareTo(4));

System.out.println(age.compareTo(3));

}

}

equals() :

package numberMethods;

public class equals {

public static void main(String[] args) {

Integer a = 5;

Integer b = 10;

Short c = 5;

Integer d = 10;

System.out.println(a.equals(b));

System.out.println(a.equals(c));

System.out.println(b.equals(d));

}

}

exp() :

package numberMethods;

public class exp {

public static void main(String[] args) {

// The value of e is 2.7183

double x = 6.235;

double y = 2;

System.out.println(Math.exp(x));

System.out.println(Math.exp(y));

}

}

log() : 

package numberMethods;

public class log {

public static void main(String[] args) {

double x = 2.22;

double y = 11.635;

System.out.println(Math.log(x));

System.out.println(Math.log(y));

}

}

min() / max() :

package numberMethods;

public class minMax {

public static void main(String[] args) {

System.out.println(Math.min(20, 30));

System.out.println(Math.min(20.0, 30.0));

System.out.println(Math.max(20, 30));

System.out.println(Math.max(20.0, 30.0));

}

}

parseInt() :

package numberMethods;

public class parseInt {

public static void main(String[] args) {

int i = Integer.parseInt("1011");

double d = Double.parseDouble("909");

int z = Integer.parseInt("444", 16);

System.out.println(i);

System.out.println(d);

System.out.println(z);

}

}

 pow() : 

package numberMethods;

public class pow {

public static void main(String[] args) {

double a = 2;

double b = 3;

// 2 power 3 = 8

System.out.println(Math.pow(a, b));

}

}

random() : 

package numberMethods;

public class random {

public static void main(String[] args) {

System.out.println(Math.random());

}

}

rint() :

package numberMethods;

public class rint {

public static void main(String[] args) {

double d = 100.625;

double e = 100.500;

double f = 100.250;

System.out.println(Math.rint(d));

System.out.println(Math.rint(e));

System.out.println(Math.rint(f));

}

}

 round() : 

package numberMethods;

public class round {

public static void main(String[] args) {

double d = 100.625;

double e = 100.500;

double f = 100.250;

float g = 100;

float h = 100f;

System.out.println(Math.round(d));

System.out.println(Math.round(e));

System.out.println(Math.round(f));

System.out.println(Math.round(g));

System.out.println(Math.round(h));

}

}

sin() \ cos () \ tan(): asin() \ acos() \ atan() ::

package numberMethods;

public class sinAsin {

public static void main(String[] args) {

double radian = Math.toRadians(45);

System.out.println(Math.sin(radian));

System.out.println(Math.cos(radian));

System.out.println(Math.tan(radian));

System.out.println(Math.asin(Math.sin(radian)));

System.out.println(Math.asin(Math.cos(radian)));

System.out.println(Math.asin(Math.tan(radian)));

}

}

atan2() :

package numberMethods;

public class aTan2 {

public static void main(String[] args) {

double x = 45;

double y = 30;

System.out.println(Math.atan2(x, y));

}

}