Date: 2013aug30 Language: Java Level: beginner Q. Java: Format a number with two decimal places (eg dollars and cents) A. For floats:

String twoDecimal(final float f) { return new DecimalFormat("#.##").format(f); }

And for doubles its exactly the same:

String twoDecimal(final double d) { return new DecimalFormat("#.##").format(d); }

Example use:

void exampleUse() { System.out.println("value="+twoDecimal(45.123456)); }