dataFrame
From R.utils v2.10.1
by Henrik Bengtsson
Allocates a data frame with given column classes
Allocates a data frame with given column classes.
Usage
# S3 method for default
dataFrame(colClasses, nrow=1, ...)
Arguments
- colClasses
A
character
vector
of column classes, cf.read.table
.- nrow
An
integer
specifying the number of rows of the allocated data frame.- ...
Not used.
Value
Returns an NxK data.frame
where N equals nrow
and
K equals length(colClasses)
.
See Also
Examples
# NOT RUN {
df <- dataFrame(colClasses=c(a="integer", b="double"), nrow=10)
df[,1] <- sample(1:nrow(df))
df[,2] <- rnorm(nrow(df))
print(df)
# }
Community examples
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