Documentation & API reference
Constants
Primary tabs
| Name |
Location |
Description | Direct uses | Strings |
|---|---|---|---|---|
| LANGUAGE_TYPE_INTERFACE |
drupal/ |
The type of language used to select the user interface. | 14 | 1 |
| LANGUAGE_TYPE_URL |
drupal/ |
The type of language used for URLs. | 4 | 1 |
| LANGUAGE_LTR |
drupal/ |
Language written left to right. Possible value of $language->direction. | 9 | 1 |
| LANGUAGE_RTL |
drupal/ |
Language written right to left. Possible value of $language->direction. | 6 | 1 |
| DRUPAL_ROOT |
drupal/ |
Root directory of Drupal installation. | 162 | 9 |
| DRUPAL_ROOT |
drupal/ |
Defines the root directory of the Drupal installation. | 162 | 9 |
| MAINTENANCE_MODE |
drupal/ |
Global flag to identify update.php and authorize.php runs. | 10 | 20 |