End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

StringIO#pos

strio.pos → integer

strio.tell → integer

ext/stringio/stringio.c View on GitHub ↗

static VALUE
strio_get_pos(VALUE self)
{
    return LONG2NUM(StringIO(self)->pos);
}

Returns the current offset (in bytes).

See also #pos= #pid #lineno= #putc also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1