function drupal_map_assoc in Drupal 5

Same name and namespace in other branches

1. 4 includes/common.inc \drupal_map_assoc()
2. 6 includes/common.inc \drupal_map_assoc()
3. 7 includes/common.inc \drupal_map_assoc()

Form an associative array from a linear array.

This function walks through the provided array and constructs an associative array out of it. The keys of the resulting array will be the values of the input array. The values will be the same as the keys unless a function is specified, in which case the output of the function is used for the values instead.

@result An associative array.

Parameters

$array: A linear array.

$function: The name of a function to apply to all values before output.

Related topics

21 calls to drupal_map_assoc()

aggregator_admin_settings in modules/aggregator/aggregator.module

aggregator_block in modules/aggregator/aggregator.module

Implementation of hook_block().

aggregator_form_feed in modules/aggregator/aggregator.module

Generate a form to add/edit feed sources.

contact_admin_settings in modules/contact/contact.module

expand_date in includes/form.inc

Roll out a single date element.

... See full list

File

includes/common.inc, line 1460

Common functions that many Drupal modules will need to reference.

Code

function drupal_map_assoc($array, $function = NULL) {
  if (!isset($function)) {
    $result = array();
    foreach ($array as $value) {
      $result[$value] = $value;
    }
    return $result;
  }
  elseif (function_exists($function)) {
    $result = array();
    foreach ($array as $value) {
      $result[$value] = $function($value);
    }
    return $result;
  }
}