Repeat rows

This function repeats the rows of a matrix, data.frame or tibble by a given number of times.

Usage

repeat_rows(x, n)

Arguments

x

A matrix, data.frame or tibble

n

The number of times to repeat each row

Value

A matrix, data.frame or tibble depending on the type of the input

Details

In case of a data.frame, new row names are preserved.

Examples

repeat_rows(matrix(1:4, nrow = 2), 2)
#>      [,1] [,2]
#> [1,]    1    3
#> [2,]    1    3
#> [3,]    2    4
#> [4,]    2    4
repeat_rows(tibble::tibble(a = 1:2, b = 3:4), 2)
#> # A tibble: 4 × 2
#>       a     b
#>   <int> <int>
#> 1     1     3
#> 2     1     3
#> 3     2     4
#> 4     2     4
repeat_rows(data.frame(a = 1:2, b = 3:4), 2)
#>     a b
#> 1   1 3
#> 1.1 1 3
#> 2   2 4
#> 2.1 2 4