Add a top header

header_top(variable)

Arguments

variable	a column of the data frame from which header values will be constructed

Value

an mmtable object

Examples

if (FALSE) {

library(tidyverse)

row_list <- cells_body(rows = c(1,3,5,7,9,11))
style_list <- list(cell_borders(sides = "top",color = "grey"))
gm_df <- gapminder_mm %>% dplyr::filter(var != "Life expectancy")

gm_table <-
  gm_df %>%
  mmtable(cells = value) +
  header_top(year) +
  header_left(country) +
  header_top_left(var)  +
  header_left_top(continent)  +
  table_format(
    locations = row_list,
    style = style_list)
}