method

lines

v1_9_1_378 - Show latest stable - 0 notes - Class: IO

lines(*args) public

Returns an enumerator that gives each line in ios. The stream must be opened for reading or an IOError will be raised.

f = File.new("testfile")
f.lines.to_a  #=> ["foo\n", "bar\n"]
f.rewind
f.lines.sort  #=> ["bar\n", "foo\n"]

Show source

static VALUE
rb_io_lines(int argc, VALUE *argv, VALUE io)
{
    return rb_enumeratorize(io, ID2SYM(rb_intern("each_line")), argc, argv);
}