Iterator over Lines of Text from a Connection — ireadLines • iterors

Returns an iterator over the lines of text from a connection. It is a wrapper around the standard readLines function.

Usage

ireadLines(con, n = 1, ...)

Arguments

con: a connection object or a character string.
n: integer. The maximum number of lines to read. Negative values indicate that one should read up to the end of the connection. The default value is 1.
...: passed on to the readLines function.

Value

The line reading iterator.

Details

Originally from the iterators package.

See also

Examples


# create an iterator over the lines of COPYING
it <- ireadLines(file.path(R.home(), "COPYING"))
nextOr(it)
#> [1] "\t\t    GNU GENERAL PUBLIC LICENSE"
nextOr(it)
#> [1] "\t\t       Version 2, June 1991"
nextOr(it)
#> [1] ""