End time processing method of wechat v3native payment settings

Wechat payment - Developer documentation

The requirements of the document are

 

Order expiration time , follow rfc3339 A standard format , The format is yyyy-MM-DDTHH:mm:ss+TIMEZONE,yyyy-MM-DD It means the day and year of ,T Appears in a string , Express time The beginning of the element ,HH:mm:ss Represents hour, minute and second ,TIMEZONE Time zone （+08:00 It means the time of the eighth East District , leading UTC8 Hours , Beijing time ）. for example ：2015-05-20T13:29:35+08:00 Express , Beijing time. 2015 year 5 month 20 Japan  13 spot 29 branch 35 second .
Example value ：2018-06-08T10:34:56+08:00

stay java The following code can be used in

 new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssXXX").format(new Date());

Let's do an experiment

Print it out to see the effect