Shiny module to interactively filter a data.frame

Source: R/deprecated.R

DEPRECATED, please see package datamods for similar features.

filterDF_UI(id, show_nrow = TRUE)

filterDF(
  input,
  output,
  session,
  data_table = reactive(),
  data_vars = shiny::reactive(NULL),
  data_name = reactive("data"),
  label_nrow = "Number of rows:",
  drop_ids = TRUE,
  picker = FALSE
)

Arguments

id

Module id. See callModule.
show_nrow

Show number of filtered rows and total.
input, output, session

standards shiny server arguments.
data_table

reactive function returning a data.frame to filter.
data_vars

reactive function returning a character vector of variable to use for filters.
data_name

reactive function returning a character string representing data_table name.
label_nrow

Text to display before the number of rows of filtered data / source data.
drop_ids

Drop columns containing more than 90% of unique values, or than 50 distinct values.
picker

Use shinyWidgets::pickerInput instead of shiny::selectizeInput (default).

Value

A list with 2 elements :

  • data_filtered : reactive function returning data filtered.

  • code : reactiveValues with 2 slots : expr (raw expression to filter data) and dplyr (code with dplyr pipeline).