Java JapaneseDate lengthOfMonth()用法及代碼示例

java.time.chrono.JapaneseDate類的lengthOfMonth()方法用於獲取由特定日語日期表示的月份中出現的天數。

用法:

public int lengthOfMonth()

參數：此方法不接受任何參數作為參數。

返回值：此方法返回以特定的日本日期表示的月份中出現的天數。

下麵是說明lengthOfMonth()方法的示例：

範例1：

Java

// Java program to demonstrate 
// lengthOfMonth() method 
  
import java.util.*; 
import java.io.*; 
import java.time.*; 
import java.time.chrono.*; 
import java.time.temporal.*; 
  
public class GFG { 
    public static void main(String[] argv) 
    { 
        try { 
            // Creating and initializing 
            // JapaneseDate Object 
            JapaneseDate hidate 
                = JapaneseDate.now(); 
  
            // Getting length of a month 
            // by using lengthOfMonth() method 
            int length = hidate.lengthOfMonth(); 
  
            // Display the result 
            System.out.println("no of day present:"
                               + length); 
        } 
        catch (DateTimeException e) { 
            System.out.println("passed parameter can"
                               + " not form a date"); 
            System.out.println("Exception thrown:"
                               + e); 
        } 
    } 
}

輸出：

no of day present:31

範例2：

Java

// Java program to demonstrate 
// lengthOfMonth() method 
  
import java.util.*; 
import java.io.*; 
import java.time.*; 
import java.time.chrono.*; 
import java.time.temporal.*; 
  
public class GFG { 
    public static void main(String[] argv) 
    { 
        try { 
            // Creating and initializing 
            // JapaneseDate Object 
            JapaneseDate hidate 
                = JapaneseDate.of(2020, 06, 23); 
  
            // Getting length of a month 
            // by using lengthOfMonth() method 
            int length = hidate.lengthOfMonth(); 
  
            // Display the result 
            System.out.println( 
                "no of day present:"
                + length); 
        } 
        catch (DateTimeException e) { 
            System.out.println("passed parameter can"
                               + " not form a date"); 
            System.out.println("Exception thrown:"
                               + e); 
        } 
    } 
}

輸出：

no of day present:30

參考： https://docs.oracle.com/javase/9/docs/api/java/time/chrono/JapaneseDate.html#lengthOfMonth-

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注：本文由純淨天空篩選整理自RohitPrasad3大神的英文原創作品 JapaneseDate lengthOfMonth() 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。