coerce-vector: Coerce numeric vector to sparse double

In sparsevctrs: Sparse Vectors for Use in Data Frames

Coerce numeric vector to sparse double

Description

Takes a numeric vector, integer or double, and turn it into a sparse double vector.

Usage

as_sparse_double(x, default = 0)

as_sparse_integer(x, default = 0L)

as_sparse_character(x, default = "")

as_sparse_logical(x, default = FALSE)

Arguments

x	a numeric vector.
default	default value to use. Defaults to 0. The values of x must be double or integer. It must not contain any Inf or NaN values.

Value

sparse vectors

Examples

x_dense <- c(3, 0, 2, 0, 0, 0, 4, 0, 0, 0)
x_sparse <- as_sparse_double(x_dense)
x_sparse

is_sparse_double(x_sparse)

sparsevctrs documentation built on June 8, 2025, 1:48 p.m.