Package org.djunits.formatter

Class Formatter

java.lang.Object

org.djunits.formatter.Formatter

public final class Formatter
extends Object

Formatter of values with width and precision.

Copyright (c) 2025-2026 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights reserved. See for project information https://djunits.org. The DJUNITS project is distributed under a three-clause BSD-style license.

Author:

Alexander Verbraeck, Peter Knoppers

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULTPRECISION	Default number of fraction digits.

Method Summary

Modifier and Type	Method	Description
static String	format(double value)	Format a floating point value.
static String	format(double value, int width)	Format a floating point value.
static String	format(double value, int width, int precision)	Format a floating point value.
(package private) static String	formatString(int width, int precision, String converter)	Build a format string.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

DEFAULTPRECISION

public static final int DEFAULTPRECISION

Default number of fraction digits.

See Also:

• Constant Field Values

Method Details

formatString

static String formatString(int width,
 int precision,
 String converter)

Build a format string.

Parameters:

width - the number of characters in the result

precision - the number of fractional digits in the result

converter - the format conversion specifier

Returns:

suitable for formatting a float or double

format

public static String format(double value,
 int width,
 int precision)

Format a floating point value.

Parameters:

value - the value to format

width - the number of characters in the result

precision - the number of fractional digits in the result

Returns:

the formatted floating point value

format

public static String format(double value,
 int width)

Format a floating point value.

Parameters:

value - the value to format

width - the number of characters in the result

Returns:

the formatted floating point value

format

public static String format(double value)

Format a floating point value.

Parameters:

value - the value to format

Returns:

the formatted floating point value