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

partial_frame(...)

Arguments

...

Attributes of subclass

Examples

pf <- partial_frame(x = double()) pf
#> partial_frame< #> x: double {partial} #> >
vec_rbind( data.frame(x = 1L, y = "a"), data.frame(x = FALSE, z = 10), .ptype = partial_frame(x = double(), a = character()) )
#> x y z a #> 1 1 a NA <NA> #> 2 0 <NA> 10 <NA>