Control the number of characters that will appear to the right of the decimal point: %w.df : Formatter « Utility Classes « SCJP

1.	Java Source And Data Type
2.	Operators
3.	Modifiers
4.	Type Casting
5.	Statements
6.	Object Oriented
7.	Thread
8.	Utility Classes
9.	File

SCJP » Utility Classes » Formatter

8.25.9.Control the number of characters that will appear to the right of the decimal point: %w.df

import java.util.Formatter;



public class MainClass{

    public static void main(String[] argv){

        StringBuilder sb = new StringBuilder();

        Formatter f = new Formatter(sb);

        int a = 1234;

        int b = 5;

        f.format("PI is %25.18f!", Math.PI);

        System.out.println(sb);





    }

}

PI is      3.141592653589793000!

8.25.Formatter
	8.25.1.	%b Formats a boolean value (wrapper or primitive)
	8.25.2.	%c Formats a character
	8.25.3.	%d Formats an integer
	8.25.4.	%f Formats a floating-point number
	8.25.5.	%s Formats an object, generally by calling its toString() method
	8.25.6.	By default, arguments are formatted in their order of appearance in Formatter.
	8.25.7.	Stick a number and then a dollar sign ($) immediately after the % sign to set the order
	8.25.8.	Justified a field with Formatter
	8.25.9.	Control the number of characters that will appear to the right of the decimal point: %w.df
	8.25.10.	Internationalization and Formatter
	8.25.11.	Formatting Dates with java.text.DateFormat
	8.25.12.	Prints out a date in each of the four formats. (The locale is the U.S.)
	8.25.13.	DateFormat.getDateInstance() accepts a style and a locale.
	8.25.14.	Formatting Numbers and Currency
	8.25.15.	To format currency, call NumberFormat.getCurrencyInstance().
	8.25.16.	The Locale Class
	8.25.17.	Create Strings that represent a given locale's country and language in terms of both the default locale and any other locale:
	8.25.18.	The NumberFormat Class
	8.25.19.	Use getMaximumFractionDigits(), setMaximumFractionDigits(), parse(), and setParseIntegerOnly():

www.java2java.com | Contact Us

All other trademarks are property of their respective owners.