Why doesn't vue refresh components without switching routes?

switching routes can be refreshed. How to force refresh the component within the component, which is in router-view? Refresh only the component, not the

of the page
Mar.13,2021

refresh the page, try router.replace
refresh the component, modify the value of the child component binding variable in the parent component, the child component beforeUpdate and updated will be called,
https://cn.vuejs.org/v2/api/-sharp.

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-64f5-1b3bf13-e823.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3bf13-e823.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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