public class CalculateUtils extends Object
| 构造器和说明 |
|---|
CalculateUtils() |
| 限定符和类型 | 方法和说明 |
|---|---|
static double |
divide(double numerator,
double denominator)
计算比率。
|
static double |
divide(double numerator,
double denominator,
int scale)
计算比率。
|
static double |
divide(long numerator,
long denominator)
计算比率。
|
static double |
divide(long numerator,
long denominator,
int scale)
计算比率。
|
static int |
multiply(double num1,
double num2)
将double与小数相乘,计算结四舍五入保留整数位。
|
static int |
multiply(int num1,
double num2)
将int整数与小数相乘,计算结四舍五入保留整数位。
|
static int |
multiply(long num1,
double num2)
将long整数与小数相乘,计算结四舍五入保留整数位。
|
static double |
subtract(double minuend,
double reduction)
减法。
|
static double |
subtract(double minuend,
double reduction,
int scale)
减法。
|
public static double divide(long numerator,
long denominator,
int scale)
numerator - 分子denominator - 分母scale - 保留小数点后位数public static double divide(long numerator,
long denominator)
numerator - 分子denominator - 分母public static double divide(double numerator,
double denominator,
int scale)
numerator - 分子denominator - 分母scale - 保留小数点后位数public static double divide(double numerator,
double denominator)
numerator - 分子denominator - 分母public static double subtract(double minuend,
double reduction,
int scale)
minuend - 被减数reduction - 减数scale - 计算结果保留位数。(注意包括整数部分)public static double subtract(double minuend,
double reduction)
minuend - 被减数reduction - 减数public static int multiply(int num1,
double num2)
num1 - 数字1num2 - 数字2public static int multiply(long num1,
double num2)
num1 - 数字1num2 - 数字2public static int multiply(double num1,
double num2)
num1 - 数字1num2 - 数字2Copyright © 2008–2018 The Ant Financial. All rights reserved.