How does vscode automatically complete the introduction module?

as shown in the picture, can"t it be automatically completed and introduced? Do you want to use any plug-ins.


I installed Angular 5 Snippets,Angular Language Service in the store

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-64f5-1b9d754-2f378.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b9d754-2f378.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
Need Help?