function drupal_clear_css_cache

7.x common.inc drupal_clear_css_cache()
6.x common.inc drupal_clear_css_cache()

Deletes old cached CSS files.

3 calls to drupal_clear_css_cache()
drupal_flush_all_caches in drupal-7.x/includes/common.inc
Flushes all cached data on the site.
theme_disable in drupal-7.x/includes/theme.inc
Disables a given list of themes.
theme_enable in drupal-7.x/includes/theme.inc
Enables a given list of themes.
1 string reference to 'drupal_clear_css_cache'
system_performance_settings in drupal-7.x/modules/system/system.admin.inc
Form builder; Configure site performance settings.

File

drupal-7.x/includes/common.inc, line 3783
Common functions that many Drupal modules will need to reference.

Code

function drupal_clear_css_cache() {
  variable_del('drupal_css_cache_files');
  file_scan_directory('public://css', '/.*/', array('callback' => 'drupal_delete_file_if_stale'));
}