readData: Read data in different formats ('xlsx', 'rds', 'csv', ...)

In statistikat/codeModules: Shiny modules for reproducible code

Description

Shiny module for reading data into R. currently, the formats .csv, .sav, .xlsx, .rds and .Rdata are supported. the following formats will be mapped .txt -> .csv, .xls -> .xlsx.

Usage

readData(input, output, session, path, callback = function() { },
  symbol = NULL)

readDataUI(id)

Arguments

input, output, session	Standard module parameters.
path	A reactive value representing the path of the file to be read.
callback	A function that will be called in case of unsupported formats. Should have no arguments.
symbol	Optional: A symbol to use in the import code in place of the path. This is useful if the path has previously been saved as a variable.
id	The module identifier.

Value

A reactive string representing the code to read the dataset.

Examples

## Not run: 

shinyApp(
  fluidPage(
    textInput("path", "choose a path", value = "mtcars.csv"),
    readDataUI("readDataId"),
    codeOutput("code")
  ),
  function(input, output, session){
    code <- callModule(readData, "readDataId", reactive(input$path))
    output$code <- renderCode({code()})
  }
)


## End(Not run)

statistikat/codeModules documentation built on Feb. 17, 2021, 11:42 a.m.