count.fields {base}

R Documentation

Count the Number of Fields per Line

Description

count.fields counts the number of fields, as seperated by sep, in each of the lines of file read. It is used by read.table; a user will typically have no need for it.

Usage

count.fields(file, sep = "", skip = 0)

Arguments

file	a character string naming an ASCII data file
sep	the field separator character. Values on each line of the file are separated by this character. By default, arbitrary amounts of whitespace can seperate fields.
skip	the number of lines of the data file to skip before beginning to read data.

Value

A vector with the numbers of fields found.

See Also

read.table

Examples

cat("NAME", "1:John", "2:Paul", file = "foo", sep = "\n")
count.fields("foo", sep = ":")

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