7 common.inc drupal_clear_css_cache()
5 common.inc drupal_clear_css_cache()
6 common.inc drupal_clear_css_cache()
8 common.inc drupal_clear_css_cache()

Deletes old cached CSS files.

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


includes/common.inc, line 3835
Common functions that many Drupal modules will need to reference.


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