Angular2 cooperates with select selector in ng-zorro. After select selects one, how to change the route so that select does not display?

angular2 cooperates with select selector in ng-zorro. After select selects one, how to change the route so that select does not display?

Mar.09,2021

idea is unknown, sorry

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-64f5-1b30900-2aa6a.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b30900-2aa6a.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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