public class NumberUtils extends Object
| 构造器和说明 |
|---|
NumberUtils() |
| 限定符和类型 | 方法和说明 |
|---|---|
static long |
fixLength(long value,
int length)
将数字转为固定长度,超过长度截断,不足长度补0.
|
static boolean |
isIntNumber(Number number)
判断是否为整型数字
|
static int |
numberOfPlace(Number number)
获取数字的小数位数
|
public static long fixLength(long value,
int length)
fixLength(123,4) => 1230
fixLength(123,2) => 12
value - 值length - 长度public static int numberOfPlace(Number number)
number - 数字public static boolean isIntNumber(Number number)
number - 数字Copyright © 2019–2022. All rights reserved.