col_nchar: Count number of characters in an ANSI colored string

In r-pkgs/crayon: Colored Terminal Output

Count number of characters in an ANSI colored string

Description

This is a color-aware counterpart of base::nchar(), which does not do well, since it also counts the ANSI control characters.

Usage

col_nchar(x, ...)

Arguments

x	Character vector, potentially ANSO styled, or a vector to be coarced to character.
...	Additional arguments, passed on to base::nchar() after removing ANSI escape sequences.

Value

Numeric vector, the length of the strings in the character vector.

See Also

Other ANSI string operations: col_align(), col_strsplit(), col_substring(), col_substr()

Examples

str <- paste(
  red("red"),
  "default",
  green("green")
)

cat(str, "\n")
nchar(str)
col_nchar(str)
nchar(strip_style(str))

r-pkgs/crayon documentation built on Nov. 9, 2023, 4:33 p.m.