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instance method

ARGF#tell

ARGF.tell → Integer

static VALUE
argf_tell(VALUE argf)
{
    if (!next_argv()) {
        rb_raise(rb_eArgError, "no stream to tell");
    }
    ARGF_FORWARD(0, 0);
    return rb_io_tell(ARGF.current_file);
}

Returns the current offset (in bytes) of the current file in ARGF.

Example

ARGF.pos    #=> 0
ARGF.gets   #=> "This is line one\n"
ARGF.pos    #=> 17

See also #skip #to_a #set_encoding #to_i also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1

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