[R] Accessing Named Column in a Matrix

Gundala Viswanath gundalav at gmail.com
Tue Jun 24 03:12:00 CEST 2008


Hi,

How can I access the "var" column in this matrix

>print(data)

                                var
  [1,]  1372.23718 2.277450e+04
  [2,]    74.48333 5.494448e+01
  [3,]   226.63590 6.023199e+02

I've had a look with

> str(data)

 num [1:150, 1:80]  30.9   8.6   8.5 159.7   1.7 ...
 - attr(*, "dimnames")=List of 2
  ..$ : NULL
  ..$ : chr [1:80] "" "" "" "" ...


But can't seem to make sense how to access "var" value.
I've also tried with

data$var

But still fail to access "var" column


- Gundala Viswanath
Jakarta - Indonesia



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