## How do you convert currency in Java?

Currency Converter in Java:

- import java. util.*;
- import java. text. DecimalFormat;
- class Currency_Converter.
- {
- public static void main(String[] args)
- {
- double rupee,dollar,pound,code,euro,KWD;
- DecimalFormat f = new DecimalFormat(“##.###”);

## How do you write million in Java?

“converting amount into millions nad billions Java” Code Answer

- public String truncateNumber(float floatNumber) {
- long million = 1000000L;
- long billion = 1000000000L;
- long trillion = 1000000000000L;
- long number = Math.
- if ((number >= million) && (number < billion)) {
- float fraction = calculateFraction(number, million);

**How do you write amounts in words in Java?**

Converting Large Numbers into Words

- import java.text.DecimalFormat;
- public class NumberToWordExample2.
- {
- //string type array for one digit numbers.
- private static final String[] twodigits = {“”, ” Ten”, ” Twenty”, ” Thirty”, ” Forty”, ” Fifty”, ” Sixty”, ” Seventy”, ” Eighty”, ” Ninety”};

**What is automorphic number in Java?**

An automorphic number is a number whose square has the same digits in the end as the number itself. For example, 25 is an automorphic number because the square of 25 is 625, which ends with 25. Similarly, 76 is an automorphic number because the square of 76 is 5776, which again ends with 76.

### What is number format in Java?

NumberFormat is a Java class for formatting and parsing numbers. With NumberFormat , we can format and parse numbers for any locale. NumberFormat allows us to round values, set decimal separators, set the number of fraction digits, or format values according to a specific locale.

### How do you write decimals in Java?

format(“%. 2f”, 1.23456); This will format the floating point number 1.23456 up-to 2 decimal places, because we have used two after decimal point in formatting instruction %. 2f, f is for floating point number, which includes both double and float data type in Java.

**How do you convert numbers to letters in Java?**

If you store integer value in a single quote, it will store actual character in char variable.

- public class IntToCharExample4{
- public static void main(String args[]){
- int a=’1′;
- char c=(char)a;
- System.out.println(c);
- }}

**How can I convert a number to words?**

Use the SpellNumber function in individual cells

- Type the formula =SpellNumber(A1) into the cell where you want to display a written number, where A1 is the cell containing the number you want to convert. You can also manually type the value like =SpellNumber(22.50).
- Press Enter to confirm the formula.

#### What is Kaprekar number in Java?

A Kaprekar number for a given base is a non-negative integer, the representation of whose square in that base can be split into two parts that add up to the original number again. For instance, 45 is a Kaprekar number, because 452 = 2025 and 20+25 = 45.

#### How do I remove the currency symbol in Java?

14 Answers

- Until you use negative amounts, then it shows the Symbol again. I’m sure that must be a bug.
- To fix the negative showing the currency, you can add the line: ((DecimalFormat) nf).setNegativePrefix(“”+decimalFormatSymbols.getMinusSign()); – SoftWyer.
- pattern. replace(“00A4”, “”).
- Nice Answer @ JB.

**What variable is currency in Java?**

1 Answer. Java has Currency class that represents the ISO 4217 currency codes. BigDecimal is the best type for representing currency decimal values.

**How do you NumberFormat in Java?**

To format a number for the current Locale, use one of the factory class methods: myString = NumberFormat. getInstance(). format(myNumber);

## How do you write a decimal in Java?

String. format(“%. 2f”) We also can use String formater %2f to round the double to 2 decimal places.

## What is 2f in Java?

2f syntax tells Java to return your variable (value) with 2 decimal places (. 2) in decimal representation of a floating-point number (f) from the start of the format specifier (%).

**What is Floor value Java?**

The floor() method rounds the specified double value downward and returns it. The rounded value will be equal to a mathematical integer. That is, the value 3.8 will be rounded to 3.0 which is equal to integer 3.

**What is the value of a in Java?**

For example, the ASCII value of A is 65.

### How do I get letters in Java?

Using String. getChars() method:

- Get the string and the index.
- Create an empty char array of size 1.
- Copy the element at specific index from String into the char[] using String. getChars() method.
- Get the specific character at the index 0 of the character array.
- Return the specific character.

### How do you write billion in numbers?

If you write a 1 followed by nine zeros, you get 1,000,000,000 = one billion! That’s a lot of zeros! Astronomers often deal with even larger numbers such as a trillion (12 zeros) and a quadrillion (15 zeros).

**What is the duck number?**

A Duck number is a positive number which has zeroes present in it, For example 3210, 8050896, 70709 are all Duck numbers. Please note that a numbers with only leading 0s is not considered as Duck Number. For example, numbers like 035 or 0012 are not considered as Duck Numbers.