dt2_format_number: Format numeric columns (DataTables renderer: number)

In DT2: 'DataTables' 2.x for R

Format numeric columns (DataTables renderer: number)

Description

Add a number renderer to one or more columns using DataTables' built-in DataTable.render.number.

Usage

dt2_format_number(
  options = list(),
  col_specs,
  thousands = NULL,
  decimal = NULL,
  digits = 0,
  prefix = "",
  prefix_right = ""
)

Arguments

options	List of options (returned, with columnDefs updated).
col_specs	Column names or 1-based indices to format.
thousands	Thousands separator (character or NULL for auto).
decimal	Decimal separator (character or NULL for auto).
digits	Number of decimal places.
prefix, prefix_right	String to prepend/append (e.g., currency symbol).

Value

Modified options.

Examples

opts <- list(columns = names(iris))
opts <- dt2_format_number(opts, "Sepal.Length", thousands = ".", decimal = ",",
                          digits = 2, prefix = "", prefix_right = "")

DT2 documentation built on June 14, 2026, 9:06 a.m.