Java Math BigDecimal.signum() 方法

package com.codingdict;



import java.math.*;



public class BigDecimalDemo {



   public static void main(String[] args) {



      // create 3 BigDecimal objects

      BigDecimal bg1, bg2, bg3;



      // create 3 int objects

      int i1, i2, i3;



      bg1 = new BigDecimal("123");

      bg2 = new BigDecimal("0");

      bg3 = new BigDecimal("-12");



      // assign the signum values of bg1,bg2,bg3 to i1,i2,i3 respectively

      i1 = bg1.signum();

      i2 = bg2.signum();

      i3 = bg3.signum();



      String str1 = "The Result of Signum function on " + bg1 + " is " + i1;

      String str2 = "The Result of Signum function on " + bg2 + " is " + i2;

      String str3 = "The Result of Signum function on " + bg3 + " is " + i3;



      // print i1,i2,i3 values

      System.out.println( str1 );

      System.out.println( str2 );

      System.out.println( str3 );

   }

}