WebMay 11, 2024 · output$download <- downloadHandler ( filename = function () { paste0 (input$text,".zip") }, content = function (file) { #go to a temp dir to avoid permission issues owd <- setwd (tempdir ()) on.exit (setwd (owd)) files <- NULL; #loop through the sheets for (i in 1:input$sheet) { #write each sheet to a csv file, save the name fileName <- paste …
downloadHandler function - RDocumentation
WebNov 5, 2014 · I am pretty new to Shiny (and R) and struggling with exporting the plot I make in Shiny to a png-file. I looked at these two threads but could not figure it out: Save plots made in a shiny app Shiny downloadHandler doesn't save PNG files. I manage to create the download button in the ui and the server seems to be doing everything I want it to ... WebMay 29, 2024 · A less than ideal alternative that I've considered would be combining the files by zipping, but even this has proved difficult (having trouble implementing RTools). There isn't a simple way to download multiple files without zipping them up first. Web browsers don't support this directly -- there are some Javascript libraries that will do it ... cvs plainfield ave south plainfield
r - downloadHandler: Set reactiveValues inside content function …
WebJun 28, 2024 · See here for an example app with file downloads. To run the example below, type: library(shiny) runExample("10_download") You define a download using the downloadHandler function on the server side, and either downloadButton or … WebDec 27, 2024 · library (shiny) downloadUI <- function (id, label) { ns <- NS (id) actionButton ( inputId = ns ("action"), label = label, icon = icon ("download") ) } downloadServer <- function (id, filename) { moduleServer ( id, function (input, output, session) { observeEvent ( input$action, { showModal ( modalDialog ( title = NULL, h3 ("Download the file?", … WebApr 16, 2024 · downloadHandler ( filename = "letter.docx", content = function (file) { tempReport <- file.path (tempdir (), "letter.Rmd") file.copy ("letter.Rmd", tempReport, overwrite = TRUE) # Set up parameters to pass to Rmd document params <- list (MyLetter) rmarkdown::render (tempReport, output_file = file, params = params, envir = new.env … cvs plan coordination consultant