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instance method

ARGF#to_io

ARGF.to_io → IO

static VALUE
argf_to_io(VALUE argf)
{
    next_argv();
    ARGF_FORWARD(0, 0);
    return ARGF.current_file;
}

Returns an IO object representing the current file. This will be a File object unless the current file is a stream such as STDIN.

For example:

Example

ARGF.to_io    #=> #<File:glark.txt>
ARGF.to_io    #=> #<IO:<STDIN>>

See also #to_i #to_s #to_a #to_write_io also in 4.0 · 3.4 · 3.3 · 3.2 · 3.1 · 3.0