Using group separators. : Formatter Specifiers « Development « Java Tutorial

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Java Tutorial » Development » Formatter Specifiers

6. 5. 12. Using group separators.


import java.util.Formatter;



public class Main {

  public static void main(String[] argv) throws Exception {

    Formatter fmt = new Formatter();



    fmt.format("No group separators: %d\n", 123456789);

    fmt.format("With group separators: %,d\n\n", 123456789);

    System.out.println(fmt);

  }

}

/*No group separators: 123456789

With group separators: 123,456,789





*/

6. 5. Formatter Specifiers
	6. 5. 1.	Formatting Output with Formatter
	6. 5. 2.	The Format Specifiers
	6. 5. 3.	The %g format specifier causes Formatter to use either %f or %e, whichever is shorter
	6. 5. 4.	Hex: %x, Octal: %o: Integer hexadecimal, Octal integer
	6. 5. 5.	%h: Hash code of the argument
	6. 5. 6.	%a: Floating-point hexadecimal
	6. 5. 7.	Unknown Format Conversion Exception
	6. 5. 8.	Formatter with different data types
	6. 5. 9.	using the %t specifier with Formatter.
	6. 5. 10.	Use Formatter to vertically align numeric values.
	6. 5. 11.	Use Formatter to left-justify strings within a table.
	6. 5. 12.	Using group separators.
	6. 5. 13.	The # symbol shows a digit or nothing if no digit present

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