YulongW
5/19/2014 - 8:29 PM

How to round a double to n-decimal places in Java

How to round a double to n-decimal places in Java

round_up_a_double.java
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double roundUpToTwoDecimal(double value) {
  return Math.ceil(value * 100.0) / 100.0;
}
round_a_double.java
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double roundToTwoDecimal(double value) {
  return Math.round(value * 100.0) / 100.0;
}