Vue or nuxt on different pages, how to do data caching for data by switching routes

for example, if you change a variable in data on page A, skip to page B and then jump back to page A, this variable is still changed, so should it be done?

Jun.21,2021

vuex find out. Or cache the data locally and store it in sessionStorage.

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-64f5-1b3f002-2bca6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3f002-2bca6.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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