How element makes a tree table with check boxes

look at the official document there is no similar tree table component due to technical limitations do not know how to do this tree table component with a check box?

Apr.23,2022

it is recommended that you search vue-element-admin on GitHub. There is a finished product on it. This is the
clipboard.png

that I quote.
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-64f5-1e522bd-43eb9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e522bd-43eb9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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