partial_frame: Partially specify columns of a data frame

In vctrs: Vector Helpers

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 documentation built on Oct. 13, 2023, 1:05 a.m.