Good morning, I just started using Shiny and I'm creating the first application. I would like to be able to upload a file and after loading it I would like to select the columns of the variables through a checkboxgroup. In other words, I would like an application like this https://gallery.shinyapps…

Hi @Bee - You can set the selected argument in the checkboxGroupInput to contain all the columns: checkboxGroupInput(inputId = "select_var", label = "Select variables", choices = names(df()), selected = names(df()))

In order to create an input widget based on the uploaded data, you can use renderUI. Here is a slightly simplified version of the app from your question. library(shiny) library(DT) library(tidyverse) # Define UI for data upload app ---- ui <- fluidPage( # App title ---- titlePanel(title = h…

Thank you very much for your help Mine!!!

Hi Mine, I would like to ask you just another question. I would like to display the whole table with all the columns and variables already selected, immediately after uploading the file, could you help me? thank you so much

Hi, I am facing a very similar issue and this post was super helpful!! Though, instead of choosing columns, I would like to filter the values and then display the table depending on the selected values for one column. So, if for example, the user wants to show all entries for Paris, the region colu…

Since your question is similar, but not quite the same (and this thread was resolved for the OP — which means it looks resolved to other users) would you mind opening a new question and linking to this one? Also, a minimal reprex of what you have so far is always helpful! :slightly_smiling_face:

Thanks a lot, I have now created a new topic :slight_smile: You can find it here: Multiple conditional filter Rshiny

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How to select variables using data table

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