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   1. drupal6
   2. drupal7

Menu callback; logs the current user out, and redirects to the home page.

Code

modules/user/user.pages.inc, line 146

<?php
function user_logout() {
  global $user;

  watchdog('user', 'Session closed for %name.', array('%name' => $user->name));

  // Destroy the current session:
  session_destroy();
  // Only variables can be passed by reference workaround.
  $null = NULL;
  user_module_invoke('logout', $null, $user);

  // Load the anonymous user
  $user = drupal_anonymous_user();

  drupal_goto();
}
?>