Learn R Programming

formatters (version 0.5.11)

check_formats: Check if a format or alignment is supported

Description

Utility functions for checking formats and alignments.

Usage

is_valid_format(x, stop_otherwise = FALSE)

check_aligns(algn)

Value

  • is_valid_format returns TRUE if x is NULL, a supported format string, or a function, and FALSE otherwise.

  • check_aligns returns TRUE if the provided alignments are supported, otherwise, an error is thrown.

Arguments

x

(string or function)
format string or an object returned by sprintf_format()

stop_otherwise

(flag)
whether an error should be thrown if x is not a valid format.

algn

(character)
a character vector that indicates the requested cell alignments.

Examples

Run this code
is_valid_format("xx.x")
is_valid_format("fakeyfake")

check_aligns(c("decimal", "dec_right"))

Run the code above in your browser using DataLab