vec_seq_along: Useful sequences

In vctrs: Vector Helpers

Useful sequences

Description

vec_seq_along() is equivalent to seq_along() but uses size, not length. vec_init_along() creates a vector of missing values with size matching an existing object.

Usage

vec_seq_along(x)

vec_init_along(x, y = x)

Arguments

x, y

Vectors

Value

• vec_seq_along() an integer vector with the same size as x.

• vec_init_along() a vector with the same type as x and the same size as y.

Examples

vec_seq_along(mtcars)
vec_init_along(head(mtcars))

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