user_uid_optional_to_arg

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• Drupal 7

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Definition

user_uid_optional_to_arg($arg)
modules/user/user.module, line 1169

Description

Returns the user id of the currently logged in user.

Code

<?php
function user_uid_optional_to_arg($arg) {
  // Give back the current user uid when called from eg. tracker, aka.
  // with an empty arg. Also use the current user uid when called from
  // the menu with a % for the current account link.
  return empty($arg) || $arg == '%' ? $GLOBALS['user']->uid : $arg;
}
?>