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Java NumberFormat hashCode()用法及代碼示例


hashCode()方法是java.text.NumberFormat的內置方法,返回給定實例實例的hash-code值。

用法

public int hashCode()

參數:該函數不接受任何參數。


返回值:該函數返回hash-code值。

下麵是上述函數的實現:

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 hash-code value 
        System.out.println("The hash-code values is: "
                           + nF.hashCode()); 
    } 
}
輸出:
The hash-code values is: 423132

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 US 
        NumberFormat nF 
            = NumberFormat 
                  .getInstance(Locale.US); 
  
        // Prints the hash-code value 
        System.out.println("The hash-code values is: "
                           + nF.hashCode()); 
    } 
}
輸出:
The hash-code values is: 423132

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



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注:本文由純淨天空篩選整理自gopaldave大神的英文原創作品 NumberFormat hashCode() method in Java with Examples。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。