# udm_get_res_field

(PHP 4 >= 4.0.5, PHP 5 < 5.1.0, PECL mnogosearch >= 1.0.0)

udm_get_res_field — Fetch a result field

### 说明

udm_get_res_field ( resource `$res` , int `$row` , int `$field` ) : string

Fetch a mnoGoSearch result field.

### 参数

`res`

  `res` - a link to result identifier, received after call to udm_find().

`row`

  `row` - the number of the link on the current page. May have values from 0 to `UDM_PARAM_NUM_ROWS-1`.

`field`

  `field` - field identifier, may have the following values:

  - `UDM_FIELD_URL` - document URL field
  - `UDM_FIELD_CONTENT` - document Content-type field (for example, text/html).
  - `UDM_FIELD_CATEGORY` - document category field. Use udm_cat_path() to get full path to current category from the categories tree root. (This parameter is available only in PHP 4.0.6 or later).
  - `UDM_FIELD_TITLE` - document title field.
  - `UDM_FIELD_KEYWORDS` - document keywords field (from META KEYWORDS tag).
  - `UDM_FIELD_DESC` - document description field (from META DESCRIPTION tag).
  - `UDM_FIELD_TEXT` - document body text (the first couple of lines to give an idea of what the document is about).
  - `UDM_FIELD_SIZE` - document size.
  - `UDM_FIELD_URLID` - unique URL ID of the link.
  - `UDM_FIELD_RATING` - page rating (as calculated by mnoGoSearch).
  - `UDM_FIELD_MODIFIED` - last-modified field in unixtime format.
  - `UDM_FIELD_ORDER` - the number of the current document in set of found documents.
  - `UDM_FIELD_CRC` - document CRC.

### 返回值

udm_get_res_field() returns result field value on success, `FALSE` on error.