BigDecimal round() Method in Java

The java.math.BigDecimal.round(MathContext m) is an inbuilt method in Java that returns a BigDecimal value rounded according to the MathContext settings. If the precision setting is 0 then no rounding takes place. Syntax:

public BigDecimal round(MathContext m)

Parameters: The method accepts a single parameter m which refers to the context to use that is the value up to which the BigDecimal value is to be rounded off. Return value: This method returns a BigDecimal rounded according to the MathContext settings. Below programs illustrate the working of java.math.BigDecimal.round(MathContext m) method: Program 1: Program 2:

Reference: https://docs.oracle.com/javase/7/docs/api/java/math/BigDecimal.html#round(java.math.MathContext)