Ouzo\Db\WhereClause\ArrayWhereClause::_buildWhereKeys PHP 메소드

    private static function _buildWhereKeys($params)
    {
        $keys = array();
        foreach ($params as $column => $value) {
            $keys[] = self::_buildWhereKey($column, $value);
        }
        return Arrays::filterNotBlank($keys);
    }