read_graph
function is able to read graphs in various
representations from a file, or from a http connection. Currently some
simple formats are supported.read_graph(file, format = c("edgelist", "pajek", "ncol", "lgl", "graphml",
"dimacs", "graphdb", "gml", "dl"), ...)
http
or ftp
connection. It can also be a character string with
the file name or URI.as_edgelist
, pajek
, graphml
, gml
, ncol
,
lgl
, dimacs
and graphdb
are supported, the default is
read_graph
function may have additional arguments depending on
the file format (the format
argument). See the details separately for
each file format, below.write_graph