seq_row() creates a sequence along the number of rows of x,
seq_col() a sequence along the number of columns of x.
seq_len0() and seq_along0() are the 0-based counterparts to base::seq_len() and
base::seq_along().
Usage
seq_row(x)
seq_col(x)
seq_len0(n)
seq_along0(x)
Arguments
x
(any)
Arbitrary object. Used to query its rows, cols or length.