ui.R

# Load the ggplot2 package which provides
# the 'mpg' dataset.
library(ggplot2)

fluidPage(
    titlePanel("Basic DataTable"),
    
    # Create a new Row in the UI for selectInputs
    fluidRow(
        column(4,
               selectInput("man",
                           "Manufacturer:",
                           c("All",
                             unique(as.character(mpg$manufacturer))))
        ),
        column(4,
               selectInput("trans",
                           "Transmission:",
                           c("All",
                             unique(as.character(mpg$trans))))
        ),
        column(4,
               selectInput("cyl",
                           "Cylinders:",
                           c("All",
                             unique(as.character(mpg$cyl))))
        )
    ),
    # Create a new row for the table.
    DT::dataTableOutput("table")
)