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udm_cat_path

(PHP 4 >= 4.0.6, PHP 5)

udm_cat_path -- Get the path to the current category.

Description

array udm_cat_path ( resource agent, string category)

Returns an array describing the path in the categories tree from the tree root to the current one, specified by category. agent is the agent identifier returned by a previous call to >udm_alloc_agent().

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

For example, the call $array=udm_cat_path($agent, '02031D'); may return the following array: 
$array[0] will contain ''
 $array[1] will contain 'Root'
 $array[2] will contain '02'
 $array[3] will contain 'Sport'
 $array[4] will contain '0203'
 $array[5] will contain 'Auto'
 $array[4] will contain '02031D'
 $array[5] will contain 'Ferrari'

例子 1. Specifying path to the current category in the following format: '> Root > Sport > Auto > Ferrari'

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

See also udm_cat_list().

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udm_cat_list上一级udm_check_charset