format double to 2 decimal places java

This article mainly introduces the Java method to keep the double type two decimal places, please refer to the use of itCopy CodeThe code is as follows:Mport Java.text.DecimalFormat;DecimalFormat df = new DecimalFormat ("##### #0.00");Double D1 = 3.2

Java: Rounding the double value to five, retaining the two decimal places, double rounding to five1. Functions The double value in the program is accurate to the two digits after the decimal point. It can be rounded up or truncated. For example, if

Java rounded to reserved decimal places, java rounded to decimal places // Method 1: Double f = 3.1516; BigDecimal B = new BigDecimal (f ); Double f1 = B. setScale (2, BigDecimal. ROUND_HALF_UP). doubleValue ();   // Method 2: New java. text.

Java keeps a double of two decimal places in a multi-method Java reserved Two-bit decimal mport Java.text.DecimalFormat; DecimalFormat DF=NewDecimalFormat ("##### #0. XX"); DoubleD1 =3.23456 DoubleD2 =0.0;DoubleD3 =2.0;d F.format (D1); Df.format (D2

1. functionThe double value in the program is accurate to two digits after the decimal point. Can be rounded or truncated directly.For example: Enter 12345.6789, the output can be 12345.68 or it can be 12345.67. As to whether rounding is required,

Mode one:RoundedDouble F = 111231.5585;Rounding to keep two decimal digits, you can use the Format function of string,The method is as follows: Copy Code code as follows: System.out.println (String.Format ("%.2f", X1));

Import Java.text.DecimalFormat; DecimalFormat DF = new DecimalFormat ("##### #0."); Double D1 = 3.23456 double d2 = 0.0; Double d3 = 2.0; Df.format (d1); Df.format (D2); 3 results were: 3.23 0.00 2.00 Java preserves two-bit

Reprint:http://blog.csdn.net/wj_j2ee/article/details/8560132Java retains two-bit decimal questions:Way One:RoundedDouble F = 111231.5585;BigDecimal B = new BigDecimal (f);Double f1 = B.setscale (2, bigdecimal.round_half_up). Doublevalue ();Keep two

Several methods are listed in this article: 1. Usejava.math.BigDecimal 2. Usejava.text.DecimalFormat 3. Usejava.text.NumberFormat 4. Usejava.util.Formatter 5. UseString.format The end of the article to share more expansion of knowledge,

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,