PHP Manual
mnoGoSearch 函数
Get all the categories on the same level with the current one

udm_cat_list

(PHP 4 >= 4.0.6, PHP 5 < 5.1.0, PECL mnogosearch >= 1.0.0)

udm_cat_list — Get all the categories on the same level with the current one

说明

udm_cat_list ( resource $agent , string $category ) : array

Gets all the categories on the same level with the current one.

The function can be useful for developing categories tree browser.

参数

agent: A link to Agent, received after call to udm_alloc_agent().
category

返回值

Returns an array listing all categories of the same level as the current category in the categories tree.

The returned array consists of pairs. Elements with even index numbers contain the category paths, odd elements contain the corresponding category names.

$array[0] will contain '020300'
  $array[1] will contain 'Audi'
  $array[2] will contain '020301'
  $array[3] will contain 'BMW'
  $array[4] will contain '020302'
  $array[5] will contain 'Opel'
  ...
 etc.

范例

Following is an example of displaying links of the current level in format:

Audi
  BMW
  Opel
  ...

Example #1 udm_cat_list()example

 <?php
 $cat_list_arr = udm_cat_list($udm_agent, $cat);
 $cat_list = '';
 for ($i=0; $i<count($cat_list_arr); $i+=2) {
    $path = $cat_list_arr[$i];
    $name = $cat_list_arr[$i+1];
    $cat_list .= "<a href=\"$_SERVER[PHP_SELF]?cat=$path\">$name</a><br />";
 }
?>

参见

udm_cat_path() - Get the path to the current category

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