Last data update: 2014.03.03

 R: Count number of characters in an ANSI colored string
col_ncharR Documentation

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_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))

Results


Created & Maintained by Osamu Ogasawara (osamu.ogasawara@gmail.com) and IMSBIO