java uuid静态方法_Java UUID toString()方法与示例
java uuid靜態(tài)方法
UUID類toString()方法 (UUID Class toString() method)
toString() method is available in java.util package.
toString()方法在java.util包中可用。
toString() method is used for string denotation of this UUID.
toString()方法用于此UUID的字符串表示。
toString() method is a non-static method, it is accessible with the class object only and if we try to access the method with the class name then we will get an error.
toString()方法是一種非靜態(tài)方法,只能通過類對象訪問,如果嘗試使用類名稱訪問該方法,則會收到錯誤消息。
toString() method does not throw an exception at the time of string representation of this UUID.
在此UUID的字符串表示形式時, toString()方法不會引發(fā)異常。
Syntax:
句法:
public String toString();Parameter(s):
參數(shù):
It does not accept any parameter.
它不接受任何參數(shù)。
Return value:
返回值:
The return type of the method is String, it is string denotation of this UUID.
方法的返回類型為String ,它是此UUID的字符串表示形式。
Example:
例:
// Java program to demonstrate the example // of long timestamp() method of UUID import java.util.*;public class TimeStampOfUUID {public static void main(String[] args) {// Instantiate UUID UUID uuid = UUID.fromString("46400000-8cc0-11bd-b43e-10d46e4ef14d");//By using timestamp() method is to//return the timestamp value of this//UUIDlong time_stamp = uuid.timestamp();// Display time_stamp ValueSystem.out.println("uuid.timestamp(): " + time_stamp);} }Output
輸出量
uuid.timestamp(): 125411122076450816翻譯自: https://www.includehelp.com/java/uuid-tostring-method-with-example.aspx
java uuid靜態(tài)方法
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