rounding decimal

1 Importjava.math.BigDecimal;2 Importjava.text.DecimalFormat;3 4 public classtestgetint{5 public Static voidmain (string[] Args) {6 Doublei=2, j=2.1, k=2.5, m=2.9; 7System.out.println ("rounding off decimal rounding: math.floor (2) =" + (int)

1 ImportJava.math.BigDecimal;2 ImportJava.text.DecimalFormat;3 4 Public classTestgetint {5 Public Static voidMain (String[]args) {6 Doublei = 2,7j = 2.1,8K = 2.5,9m = 2.9;TenSystem.out.println ("Rounding off Decimal rounding:

The simple floating-point number types in Java float and double are not capable of operation. It's not just Java, it's also a problem in many other programming languages.What will we see if we compile and run the following program?public class Test {

Hi all,After I investigated CCR below, I found an rounding issue. The issue is, we can get different resultBetween Linux and Windows platform when we do the decimal rounding with string format or printfunction.Refer to the screenshots first.Pic1

PHP _ retain two decimal places and rounding _ keep two decimal places without rounding php keep two decimal places and rounding $ num123213.666666; echosprintf (%. 2f, $ num); php retains two decimal places without rounding $ num123213.666666;

PHP _ retain two decimal places and rounding _ keep two decimal places without rounding php keep two decimal places and rounding $ num123213.666666; echosprintf (%. 2f, $ num); php retains two decimal places without rounding $ num123213.666666;

In dealing with some of the data, we want to be able to use the "rounding" method, but C # uses the "four six into 50% pairs" method, such as the following example, is the "four six into 50% pairs" results obtained:Double D1 = Math.Round (1.25, 1);//

1.1.1 The definition of the decimal point for the item unit As shown in the following illustration, the transaction code cuni the unit and the decimal point of the item, and the decimal point can be set at icon 1, Icon 2. Icon 1: Represents the

This gadget class is mainly used for numerical rounding, numeric format output, very simple, if you want to further research, please consult the BigDecimal or decimalformat API,BigDecimal. The Rounding method in Setscale (number of digits, rounding

The integer function is often used. let's make a summary today! Actually, it's quite simple, just a few functions ~~ Major methods: ceil, floor, round, intval integer methods such as rounding, rounding, and ignoring decimals There are four common