... addRange() 方法 public XSSearch addRange(string $field, mixed $from, mixed $to) $field string $from mixed 起始值(不包含), 若设为 null 则相当于匹配 <= to (字典顺序) $to mixed 结束值(包含), 若设为 null 则相当于匹配 >= from (字典...
