在第二次页面跳转前加入flash.keep将信息保留住
Keeps either the entire current flash or a specific flash entry available for the next action:
flash.keep # keeps the entire flash flash.keep(:notice) # keeps only the "notice" entry, the rest of the flash is discarded
在第二次页面跳转前加入flash.keep将信息保留住
Keeps either the entire current flash or a specific flash entry available for the next action:
flash.keep # keeps the entire flash flash.keep(:notice) # keeps only the "notice" entry, the rest of the flash is discarded