vctrs: partial_frame – R documentation

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partial_frame

Partially specify columns of a data frame

Description

This special class can be passed to .ptype in order to specify the types of only some of the columns in a data frame.

Usage

partial_frame(...)

Arguments

...

Attributes of subclass

Examples

pf <- partial_frame(x = double())
pf

vec_rbind(
  data.frame(x = 1L, y = "a"),
  data.frame(x = FALSE, z = 10),
  .ptype = partial_frame(x = double(), a = character())
)

vctrs

Vector Helpers

v0.3.8

MIT + file LICENSE

Authors

Hadley Wickham [aut], Lionel Henry [aut, cre], Davis Vaughan [aut], data.table team [cph] (Radix sort based on data.table's forder() and their contribution to R's order()), RStudio [cph]

Initial release