[R] matrix with different type of column [SEC=UNCLASSIFIED]

John Kane jrkrideau at yahoo.ca
Thu Oct 2 15:14:43 CEST 2008


Lists and data.frames allow mixed components, matrices do not

--- On Thu, 10/2/08, ZHU, Justin <ZhuJ at rba.gov.au> wrote:

> From: ZHU, Justin <ZhuJ at rba.gov.au>
> Subject: [R] matrix with different type of column [SEC=UNCLASSIFIED]
> To: r-help at r-project.org
> Received: Thursday, October 2, 2008, 1:34 AM
> Hi,
> I would like to create a matrix. Say 5*4.
> The first column is integer, the second column is date, the
> third column
> is character and the rest columns are integers.
> So it's a combination of different types.
> I am wondering how can I do that? "matrix"
> command only allow one type.
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