Which attribute on the vue instance can determine whether the vue component is a routed component or a non-routed component?

which property on the vue instance can determine whether the vue component is a routed component or a non-routed component?

May.13,2022

$router can be found in routing components

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-64f5-1b3f596-2c4a1.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3f596-2c4a1.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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