PHP 手册
后退前进


udm_cat_list

(PHP 4 >= 4.0.6)

udm_cat_list -- Get all the categories on the same level with the current one.

Description

array udm_cat_list ( resource agent, string category)

Returns an array listing all categories of the same level as the current category in the categories tree. agent is the agent identifier returned by a previous call to >udm_alloc_agent().

The function can be useful for developing categories tree browser.

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.

Following is an example of displaying links of the current level in format: 
Audi
  BMW
  Opel
  ...

例子 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 />";
}
?>

See also udm_cat_path().



后退起点前进
udm_api_version上一级udm_cat_path