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.

Keywords: manip, utilities

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).

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)
# }

Documentation reproduced from package R.utils, version 2.10.1, License: LGPL (>= 2.1)

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