columns: Rows and Columns of a Matrix
In tis: Time Indexes and Time Indexed Series

Create lists from the rows and/or columns of a matrix.

1 2	columns(z) rows(z)

z

a matrix

rows returns a list of the rows of z. If z has row names, those will also be the names of the returned list.

columns does the same, but for columns. Note that if z is some kind of time series, so too will be the elements of the returned list.

tis documentation built on Sept. 29, 2021, 1:06 a.m.

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