How to round 0.0 to 0.00 in Java?

• Java

I use the following functions

float val=0.0;
DecimalFormat toTheFormat = new DecimalFormat("#.##");
float value=Float.valueOf(toTheFormat.format(val));

But it is not suitable for all conditions, such as "0.0" is still "0.0" Its scale cannot reach "0.00"

Solution

use

DecimalFormat toTheFormat = new DecimalFormat("0.00");

Round to 2 significant digits

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