Use getCurrencyInstance to get the currency number format. And use getPercentInstance to get a format for displaying percentages. With this format, a fraction like 0.53 is displayed as 53%. You can also control the display of numbers with such methods as setMinimumFractionDigits.

Apr 1, 2019 · The getPercentInstance () method is a built-in method of the java.text.NumberFormat returns a percentage format for the current default FORMAT locale. Parameters: The function does not accepts any parameter. Return Value: The function returns the NumberFormat instance for percentage formatting.

Nov 19, 2015 · You can do it using String.format. ِEasiest way: System.out.println(Math.floor(percent*100)/100); It may be best to acquire your percent formatter through NumberFormat.getInstance(Locale locale) and using the setMinimumFractionDigits methods (and maybe the others).

Mar 27, 2013 · You can set the minimum number of fraction digits on a NumberFormat instance using setMinimumFractionDigits(int). For instance: NumberFormat f = NumberFormat.getPercentInstance(); f.setMinimumFractionDigits(3); System.out.println(f.format(0.045317d));

Apr 16, 2012 · 在Java 8及以上版本中，可以使用`NumberFormat`类的`getNumberInstance()`方法配合`NumberFormat.getCurrencyInstance()`和`NumberFormat.getPercentInstance()`来获取不同类型的数字格式化器，分别用于货币、百分比...

To format a percentage representation of a number, we can use NumberFormat.getPercentInstance() to get a format object and call various methods on the format object to set the percentage format. We can then pass our number to the format method, which returns the percentage representation of the number.

The getPercentInstance() method of the NumberFormat class returns a NumberFormat instance that is configured to format numbers as percentages. Here's how you can use the getPercentInstance() method with examples:

import java.text.NumberFormat; import java.util.Locale; public class MainClass { public static void main(String[] args) { NumberFormat percentFormat = NumberFormat.getPercentInstance(Locale.ENGLISH); for (double d = 0.0; d <= 1.0; d += 0.005) { System.out.println(percentFormat.format(d)); } } }

Mar 17, 2015 · My percentages get truncated by the default java.text.MessageFormat function, how do you format a percentage without losing precision? Example: String expectedResult = "12.5%"; double fraction = 0.125; String actualResult = MessageFormat.format("{0,number,percent}", fraction); assert expectedResult.equals(actualResult) : actualResult +" should ...

Use getInstance or getNumberInstance to get the normal number format. Use getIntegerInstance to get an integer number format. Use getCurrencyInstance to get the currency number format. Use getCompactNumberInstance to get the compact number format to format a …