SimplePie_XML_Declaration_Parser::version_value PHP Method

    function version_value()
    {
        if ($this->version = $this->get_value()) {
            $this->skip_whitespace();
            if ($this->has_data()) {
                $this->state = 'encoding_name';
            } else {
                $this->state = 'emit';
            }
        } else {
            $this->state = 'standalone_name';
        }
    }