How does javascript read the value in the from_unixtime () object? Hurry!

as shown in the figure, if you write x.from_unixtime (xxx,xxx) directly with js, you will report an error directly. how should the value of this object be read? Hurry!

Mar.14,2021

x ["from_unixtime (dates,'%Y-%m-%d% HV% iRO% S')"] takes a value like this

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-64f5-1bf8989-320f3.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bf8989-320f3.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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