Description Usage Arguments Details Value Author(s) References See Also Examples
Select random members of an object.
1 2 |
x |
An object, e.g. data.frame |
n |
number of rows to show |
... |
extra arguments, ignored |
The functions head
and tail
show the first or last parts
of an object. random
shows an arbitrary portion. Generic, with
a method defined for data.frame
.
same class as x
Jim Rogers
http://metrumrg.googlecode.com
head
1 |
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