gt (version 0.2.2)

tab_spanner: Add a spanner column label

Description

Set a spanner column label by mapping it to columns already in the table. This label is placed above one or more column labels, spanning the width of those columns and column labels.

Usage

tab_spanner(data, label, columns, gather = TRUE)

Arguments

data

A table object that is created using the gt() function.

label

The text to use for the spanner column label.

columns

The columns to be components of the spanner heading.

gather

An option to move the specified columns such that they are unified under the spanner column label. Ordering of the moved-into-place columns will be preserved in all cases.

Value

An object of class gt_tbl.

Figures

Function ID

2-2

See Also

Other Create or Modify Parts: tab_footnote(), tab_header(), tab_options(), tab_row_group(), tab_source_note(), tab_spanner_delim(), tab_stubhead(), tab_style()

Examples

# NOT RUN {
# Use `gtcars` to create a gt table;
# Group several columns related to car
# performance under a spanner column
# with the label `performance`
tab_1 <-
  gtcars %>%
  dplyr::select(
    -mfr, -trim, bdy_style, drivetrain,
    -drivetrain, -trsmn, -ctry_origin
  ) %>%
  dplyr::slice(1:8) %>%
  gt(rowname_col = "model") %>%
  tab_spanner(
    label = "performance",
    columns = vars(
      hp, hp_rpm, trq, trq_rpm,
      mpg_c, mpg_h)
  )

# }

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