BigDecimal.ROUND_DOWN : BigDecimal « java.math « Java by API

1. Java by API
2. java.math
3. BigDecimal

BigDecimal.ROUND_DOWN

  
import java.math.BigDecimal;

public class Main {
  public static void main(String[] argv) throws Exception {
    int decimalPlaces = 2;
    BigDecimal bd = new BigDecimal("123456789.0123456890");
     
    bd = bd.setScale(decimalPlaces, BigDecimal.ROUND_DOWN);
    String string = bd.toString();
  }
}

   
    
  

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