java how to format double to 2 decimal places code example
Example 1: java string format 2 decimal places
String strDouble = String.format("%.2f", 1.23456);
DecimalFormat df = new DecimalFormat("#.##");
String formatted = df.format(2.456345);
System.out.println(formatted);
Example 2: java format double no decimal places
int x = (int) y