Vector type as a string

Source: R/ptype-abbr-full.R

vec_ptype_full() displays the full type of the vector. vec_ptype_abbr() provides an abbreviated summary suitable for use in a column heading.

vec_ptype_full(x, ...)

vec_ptype_abbr(x, ..., prefix_named = FALSE, suffix_shape = TRUE)

Arguments

x

A vector.

...

These dots are for future extensions and must be empty.

prefix_named

If TRUE, add a prefix for named vectors.

suffix_shape

If TRUE (the default), append the shape of the vector.

Value

A string.

S3 dispatch

The default method for vec_ptype_full() uses the first element of the class vector. Override this method if your class has parameters that should be prominently displayed.

The default method for vec_ptype_abbr() abbreviate()s vec_ptype_full() to 8 characters. You should almost always override, aiming for 4-6 characters where possible.

These arguments are handled by the generic and not passed to methods:

  • prefix_named

  • suffix_shape

Examples

cat(vec_ptype_full(1:10))
#> integer
cat(vec_ptype_full(iris))
#> data.frame<
#>   Sepal.Length: double
#>   Sepal.Width : double
#>   Petal.Length: double
#>   Petal.Width : double
#>   Species     : factor<fb977>
#> >

cat(vec_ptype_abbr(1:10))
#> int