round to nearest two decimal places

public static double round(double value, int scale,int roundingmode) { BigDecimal bd = new BigDecimal(value); bd = bd.setScale(scale,roundingmode); double d = bd.doubleValue(); bd = null; return d; } Scale indicates the number of decimal places, and

JS retains two decimal places. The example is rounded down and the toFixed () function is used ()   Example of retaining two decimal places in php: Rounding 1. number_format$ Number = 1234.5678;$ Nombre_format_francais = number_format ($ number,

Python built-in functions (55) -- round, python built-in 55 round English document: round( Number[, Ndigits]) Return the floating point value NumberRounded NdigitsDigits after the decimal point. If NdigitsIs omitted, it

Someone asked JavaScript how to intercept decimal places and rounding them out. This is a very common JS technology. Many new users may encounter this problem, so I sorted out the post, for new users. 1. Round MethodPurpose: return the nearest

Turn http://kwon.iteye.com/blog/1068255 http://blog.csdn.net/tvvbbb/article/details/47256943public static string decimaltostring (decimal D){Return d.tostring ("#0. ######");}This display is very simple to a few examples to understand, notice the

Round See Returns the number rounded up by the specified number. Syntax Round(Number,Num_digits)   Number. The number of digits specified by num_digits. Description If num_digits is greater than 0, it is rounded to

Description: Only a maximum of six decimal places can be rounded in. Note that you can take the initiative to go to 0 at the end of the decimal point (for example, 1.20f is considered as: 1.2f ), if the input decimal point is 2.0f, 0 is returned

How to make float keep two decimal places or decimal placeshttp://meryvn.blog.163.com/blog/static/36962664201173010402629/Two methods:Import java.math.*;......Method 1:float F = 34.232323;BigDecimal B = new BigDecimal (f);Float F1 = B.setscale (2,

Decimal (numeric) synonymous for precise storage of numeric valuesfloat and real cannot store values accuratelyThe decimal data type can store up to 38 digits, and all numbers can be placed to the right of the decimal point. The decimal data type

Before work, the boss gave a question, which is a recent lbs requirement. You need to get the most recent restaurants. Existing records: the database contains detailed records of about 1 million restaurants, including the ID, name, and latitude and