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Modify number formatting in a cell region

Source: R/class-workbook-wrappers.R
wb_add_numfmt.Rd

Add number formatting to a cell region. You can use a number format created by create_numfmt().

Usage

wb_add_numfmt(wb, sheet = current_sheet(), dims = "A1", numfmt)

Arguments

wb

A Workbook

sheet

the worksheet

dims

the cell range

numfmt

either an integer id for a builtin numeric font or a character string as described in the Details

Value

The wbWorkbook object, invisibly.

Details

The list of number formats ID is located in the Details section of create_cell_style().

General Number Formatting

  • "0": Displays numbers as integers without decimal places.

  • "0.00": Displays numbers with two decimal places (e.g., 123.45).

  • "#,##0": Displays thousands separators without decimals (e.g., 1,000).

  • "#,##0.00": Displays thousands separators with two decimal places (e.g., 1,000.00).

Currency Formatting

  • "$#,##0.00": Formats numbers as currency with two decimal places (e.g., $1,000.00).

  • "[$$-409]#,##0.00": Localized currency format in U.S. dollars.

  • "¥#,##0": Custom currency format (e.g., for Japanese yen) without decimals.

  • "£#,##0.00": GBP currency format with two decimal places.

Percentage Formatting

  • "0%": Displays numbers as percentages with no decimal places (e.g., 50%).

  • "0.00%": Displays numbers as percentages with two decimal places (e.g., 50.00%).

Scientific Formatting

  • "0.00E+00": Scientific notation with two decimal places (e.g., 1.23E+03 for 1230).

Date and Time Formatting

  • "yyyy-mm-dd": Year-month-day format (e.g., 2023-10-31).

  • "dd/mm/yyyy": Day/month/year format (e.g., 31/10/2023).

  • "mmm d, yyyy": Month abbreviation with day and year (e.g., Oct 31, 2023).

  • "h:mm AM/PM": Time with AM/PM format (e.g., 1:30 PM).

  • "h:mm:ss": Time with seconds (e.g., 13:30:15 for 1:30:15 PM).

  • "yyyy-mm-dd h:mm:ss": Full date and time format.

Fraction Formatting

  • "# ?/?": Displays numbers as a fraction with a single digit denominator (e.g., 1/2).

  • "# ??/??": Displays numbers as a fraction with a two-digit denominator (e.g., 1 12/25).

Custom Formatting

  • "_($* #,##0.00_);_($* (#,##0.00);_($* "-"??_);_(@_): Custom currency format with parentheses for negative values and dashes for zero values.

  • "[Red]0.00;[Blue](0.00);0": Displays positive numbers in red, negatives in blue, and zeroes as plain.

  • "@": Text placeholder format (e.g., for cells with mixed text and numeric values).

Formatting Symbols Reference

  • 0: Digit placeholder, displays a digit or zero.

  • #: Digit placeholder, does not display extra zeroes.

  • .: Decimal point.

  • ,: Thousands separator.

  • E+, E-: Scientific notation.

  • _ (underscore): Adds a space equal to the width of the next character.

  • "text": Displays literal text within quotes.

  • *: Repeat character to fill the cell width.

See also

Other styles: wb_add_border(), wb_add_cell_style(), wb_add_fill(), wb_add_font(), wb_add_named_style(), wb_cell_style

Examples

wb <- wb_workbook()
wb <- wb_add_worksheet(wb, "S1")
wb <- wb_add_data(wb, "S1", mtcars)
wb <- wb_add_numfmt(wb, "S1", dims = "F1:F33", numfmt = "#.0")
# Chaining
wb <- wb_workbook()$add_worksheet("S1")$add_data("S1", mtcars)
wb$add_numfmt("S1", "A1:A33", numfmt = 1)