com.gentlyweb.utils

类 NumberUtils

java.lang.Object

com.gentlyweb.utils.NumberUtils

public class NumberUtils
extends Object

构造器概要

构造器

构造器和说明
NumberUtils()

方法概要

限定符和类型	方法和说明
static long	getDaysAsMillis(int days) Given an int value treat it as a number of days and return the number of milliseconds for that number of days.
static String	getMillisAsFormattedSeconds(long millis) Convert a number of milliseconds into seconds, we format to 2 decimal places, i.e. we return a String of the form a.xy.
static double	toPrecision(double v, int digits)

从类继承的方法 java.lang.Object

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

构造器详细资料

NumberUtils

public NumberUtils()

方法详细资料

toPrecision

public static double toPrecision(double v,
                                 int digits)

getDaysAsMillis

public static long getDaysAsMillis(int days)

Given an int value treat it as a number of days and return the number of milliseconds for that number of days.

参数:

days - Number of days.

返回:

A long giving the number of milliseconds.

getMillisAsFormattedSeconds

public static String getMillisAsFormattedSeconds(long millis)

Convert a number of milliseconds into seconds, we format to 2 decimal places, i.e. we return a String of the form a.xy.

参数:

millis - The milliseconds to format.

返回:

A String formatted as a.xy.