How can I use only 2 number after dot(.) ??

Question

Example I have a double number=12.38462936303.
how to make a method/function to print only 2 number after dot.
like,12.38

Answer 1

There are some useful methods in java.text.NumberFomat class
https://docs.oracle.com/javase/7/docs/api/java/text/NumberFormat.html