Java NumberFormat getRoundingMode()用法及代码示例

getRoundingMode()方法是java.text.NumberFormat的内置方法，返回在给定Number格式中使用的舍入模式。

用法：

public RoundingMode getRoundingMode()

参数：该函数不接受任何参数。

返回值：该函数返回用于此数字格式的舍入模式。

下面是上述函数的实现：

示例1:

// Java program to implement 
// the above function 
  
import java.text.NumberFormat; 
import java.util.Locale; 
import java.util.Currency; 
  
public class Main { 
    public static void main(String[] args) 
        throws Exception 
    { 
  
        // Get the instance for Locale US 
        NumberFormat nF 
            = NumberFormat.getInstance( 
                Locale.US); 
  
        // Prints the Rounding Mode 
        System.out.println("The rounding mode"
                           + " value is: "
                           + nF.getRoundingMode()); 
    } 
}

输出：

The rounding mode value is: HALF_EVEN

示例2:

// Java program to implement 
// the above function 
  
import java.text.NumberFormat; 
import java.util.Locale; 
import java.util.Currency; 
  
public class Main { 
    public static void main(String[] args) 
        throws Exception 
    { 
  
        // Get the instance for Locale CANADA 
        NumberFormat nF 
            = NumberFormat.getInstance( 
                Locale.CANADA); 
  
        // Prints the Rounding Mode 
        System.out.println("The rounding mode"
                           + " value is: "
                           + nF.getRoundingMode()); 
    } 
}

输出：

The rounding mode value is: HALF_EVEN

参考： https://docs.oracle.com/javase/10/docs/api/java/text/NumberFormat.html#getRoundingMode()

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注：本文由纯净天空筛选整理自gopaldave大神的英文原创作品 NumberFormat getRoundingMode() method in Java with Examples。非经特殊声明，原始代码版权归原作者所有，本译文未经允许或授权，请勿转载或复制。