Some Mini Program enters the page will appear the drop-down refresh three small dots, is it the official setting?

if it is not the official setting, could you tell me how to make the three dots flashing back and forth


that is when you enter the page, you will call the drop-down refresh to get the data.


Resource preparation. For downloading the
code package, please refer to this article

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3f096-2c45a.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3f096-2c45a.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
Need Help?