CI_DB_query_builder::set PHP Method

    public function set($key, $value = '', $escape = NULL)
    {
        $key = $this->_object_to_array($key);
        if (!is_array($key)) {
            $key = array($key => $value);
        }
        is_bool($escape) or $escape = $this->_protect_identifiers;
        foreach ($key as $k => $v) {
            $this->qb_set[$this->protect_identifiers($k, FALSE, $escape)] = $escape ? $this->escape($v) : $v;
        }
        return $this;
    }