Documentation & API reference
Constants
Primary tabs
| Name |
Location |
Description | Direct uses | Strings |
|---|---|---|---|---|
| DRUPAL_KILOBYTE |
drupal/ |
The number of bytes in a kilobyte. | 3 | |
| REQUEST_TIME |
drupal/ |
Time of the current request in seconds elapsed since the Unix Epoch. | 140 | 4 |
| CHECK_PLAIN |
drupal/ |
Flag for drupal_set_title(); text is not sanitized, so run check_plain(). | 1 | |
| PASS_THROUGH |
drupal/ |
Flag for drupal_set_title(); text has already been sanitized. | 36 | |
| DRUPAL_PHP_FUNCTION_PATTERN |
drupal/ |
Regular expression to match PHP function names. | 13 | |
| CONFIG_ACTIVE_DIRECTORY |
drupal/ |
$config_directories key for active directory. | 8 | |
| CONFIG_STAGING_DIRECTORY |
drupal/ |
$config_directories key for staging directory. | 8 | |
| DRUPAL_ROOT |
drupal/ |
Defines the root directory of the Drupal installation. | 111 | 2 |
| MAINTENANCE_MODE |
drupal/ |
Global flag to identify update.php and authorize.php runs. | 6 | 17 |