length.ffdf: Getting length of a ffdf dataframe

Description Usage Arguments Value Author(s) See Also Examples

View source: R/ffdf.R

Description

Getting "length" (number of columns) of a ffdf dataframe

Usage

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## S3 method for class 'ffdf'
length(x)

Arguments

x

an ffdf object

Value

integer number of columns

Author(s)

Jens Oehlschlägel

See Also

dim.ffdf, length.ff, ffdf

Examples

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  length(as.ffdf(data.frame(a=1:26, b=letters, stringsAsFactors = TRUE)))
  gc()

ff documentation built on Oct. 23, 2020, 6:58 p.m.

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