getnrows: Get the number of rows of the file

Description Usage Arguments Value Examples

View source: R/getnrows.R

Description

Use iterators to avoid the memory overhead of obtaining the number of rows of a file.

Usage

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getnrows(file, n = 10000)

Arguments

file

the name of a file (possible with a path)

n

the size of the chunks used by the iterator

Value

an integer

Examples

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data(CO2)
write.csv(CO2, "CO2.csv", row.names=FALSE)
getnrows("CO2.csv")

jayemerson/YaleToolkit documentation built on May 17, 2017, 11:52 a.m.