filter_table: Apply query to a dataframe

In jqbr: 'jQuery QueryBuilder' Input for 'Shiny'

Apply query to a dataframe

Description

Filter a dataframe using the output of a queryBuilder. The return_value Should be set to r_rules, and the list of filters should contain column names that are present in the data as their id value.

Usage

filter_table(data = NULL, filters = NULL)

Arguments

data	data.frame to filter.
filters	output from queryBuilder when return_value = "r_rules".

Value

A filtered version of the input data.frame

Examples

library(shiny)
library(jqbr)

filters <- list(
  list(
    id = "cyl",
    type = "integer",
    input = "radio",
    values = list(
      4,
      6,
      8
    )
  )
)

ui <- fluidPage(
  queryBuilderInput(
    inputId = "r_filter",
    filters = filters,
    return_value = "r_rules"
  ),
  tableOutput("cars")
)

server <- function(input, output) {
  output$cars <- renderTable({
    filter_table(mtcars, input$r_filter)
  })
}


if (interactive()) {
  shinyApp(ui, server)
}

jqbr documentation built on Aug. 15, 2023, 9:07 a.m.