library(shiny) shinyUI(fluidPage( titlePanel("Uploading Files"), sidebarLayout( sidebarPanel( fileInput('file1', 'Choose CSV File', accept=c('text/csv', 'text/comma-separated-values,text/plain', '.csv')), tags$hr(), checkboxInput('header', 'Header', TRUE), radioButtons('sep', 'Separator', c(Comma=',', Semicolon=';', Tab='\t'), ','), radioButtons('quote', 'Quote', c(None='', 'Double Quote'='"', 'Single Quote'="'"), '"') ), mainPanel( tableOutput('contents') ) ) ))