我想从JavaScript获取屏幕分辨率，存储在ShinyServer上的GetScreenWidth变量中。我试过引用:Receivingdatafrom.jsinserver.Rshinyhttps://ryouready.wordpress.com/2013/11/20/sending-data-from-client-to-server-and-back-using-shiny/所以我有:ui.RshinyUI(bootstrapPage(verbatimTextOutput("results"),tags$script('varjsWidth=screen.width;Shi