round to 3 decimal places calculator

("%.2f", D); } public static void Main (string[] args) {double d = 12345.67890; System.out.println (FormatDouble1 (d)); System.out.println (FormatDouble2 (d)); System.out.println (FormatDouble3 (d)); System.out.println (FormatDouble4 (d)); System.out.println (FormatDouble5 (d)); }}3. Output12345.6812345.6812,345.6812345.6812345.68In the French environment, in addition to the first two methods to display n

Flash does not have a built-in method for saving decimal places, but when you want to save data such as 3. 14159265354 The following function can solve this problem when two digits are retained. /*** The data calculation method retains decimal places* @ Author litianhua* @

,This should be the core of the function. parseFloat (value) converts the parameter to a floating point number, because the parameter may be a string, multiplied by 100 because two decimal places are reserved, first move the decimal point to the right two digits, and then use Math. the round () method performs rounding calculation and is finally divided by 100. I

About several oracle functions () Processing decimal places 1. Take the rounded decimal places selectround (1.2345, 3) fromdual; Result: 1. 2352. retain two decimal places, About severa

representation "123. So what does 0.1 mean? Is the result of 1*10 ^-1, number to the right. The decimal point is used to distinguish the location of a single digit. A number must be represented by a digital representation. It must be in the form of x * 10 ^ k, not any number. From the definition of decimal digits, we can know that to be expressed as a number, a number of x * 10 ^ k digits must be expressed

JS format the numeric amount with only two decimal places. A Formatting Function is written. The number of decimal places can be controlled, and the number is automatically rounded down. Interested friends can learn about the following: 12345 format to 12,345.00 12345.6 format to 12,345.60 12345.67 format to 12,345.67

parameter is the number to be converted.2.var value=math.round (parsefloat (value) *100)/100, which should be at the heart of the function, parsefloat (value) converts the argument to a floating-point number, because the argument is likely to be a string, Multiply by 100 because you want to keep two decimal places, first move the decimal point to the right two d

(1) PHP retains three decimal places and rounded The code is as follows $num = 0.0215489;Echo sprintf ("%.3f", $num); 0.022 (2) PHP keep three decimal digits not rounded The code is as follows $num = 0.0215489;Echo substr (sprintf ("%.4f", $num), 0,-1); 0.021 (

This article to introduce C # keep decimal places, may be a lot of people do not understand C # to keep decimal places, no relationship, after reading this article you must have a lot of harvest, I hope this article can teach you more things. 1. A simple example System.Globalization.NumberFormatInfo Provider = ne

See the topic believe that a lot of small partners will think of using rounding method to achieve, this is also a way, then there are other methods, we will take you to understand the PHP implementation of two decimal places to save several ways! PHP takes two digits after the decimal point. Method One, often used after the