Java – Round Double To Two Decimal Places

Round a double value to a given number of decimal places.

double longNumber = 25.3713789;

// TWO DECIMAL PLACES
DecimalFormat df = new DecimalFormat(“0.0#”);
String roundedNumber = df.format(longNumber);
System.out.println(roundedNumber);

// THREE DECIMAL PLACES
df = new DecimalFormat(“0.00#”);
roundedNumber = df.format(longNumber);
System.out.println(roundedNumber);