Documentation & API reference
Constants
Primary tabs
Name |
Location | Description | Direct uses | Strings |
|---|---|---|---|---|
| FIELD_BEHAVIOR_NONE |
drupal/ |
Value for field API indicating a widget doesn't accept default values. | ||
| FIELD_BEHAVIOR_DEFAULT |
drupal/ |
Value for field API concerning widget default and multiple value settings. | 3 | |
| FIELD_BEHAVIOR_CUSTOM |
drupal/ |
Value for field API indicating a widget can receive several field values. | 1 | |
| ERR_WRITE_FAILED |
drupal/ |
1 | 1 | |
| ERR_TIMEOUT |
drupal/ |
1 | 1 | |
| ERR_SELECT_FAILED |
drupal/ |
1 | 1 | |
| ERR_READ_FAILED |
drupal/ |
1 | 1 | |
| ERROR_REPORTING_HIDE |
drupal/ |
Error reporting level: display no errors. | ||
| ERROR_REPORTING_DISPLAY_VERBOSE |
drupal/ |
Error reporting level: display all messages, plus backtrace information. | 2 | |
| ERROR_REPORTING_DISPLAY_SOME |
drupal/ |
Error reporting level: display errors and warnings. | 1 | |
| ERROR_REPORTING_DISPLAY_ALL |
drupal/ |
Error reporting level: display all messages. | 1 | |
| EMAIL_MAX_LENGTH |
drupal/ |
Maximum length of user e-mail text field. | 2 | 1 |
| DRUPAL_USER_TIMEZONE_SELECT |
drupal/ |
New users will select their own timezone at registration. | 1 | |
| DRUPAL_USER_TIMEZONE_EMPTY |
drupal/ |
New users will get an empty time zone at registration. | ||
| DRUPAL_USER_TIMEZONE_DEFAULT |
drupal/ |
New users will be set to the default time zone at registration. | ||
| DRUPAL_ROOT |
drupal/ |
136 | 7 | |
| DRUPAL_ROOT |
drupal/ |
136 | 7 | |
| DRUPAL_ROOT |
drupal/ |
Root directory of Drupal installation. | 136 | 7 |
| DRUPAL_ROOT |
drupal/ |
Root directory of Drupal installation. | 136 | 7 |
| DRUPAL_ROOT |
drupal/ |
Defines the root directory of the Drupal installation. | 136 | 7 |
| DRUPAL_ROOT |
drupal/ |
Defines the root directory of the Drupal installation. | 136 | 7 |
| DRUPAL_ROOT |
drupal/ |
Defines the root directory of the Drupal installation. | 136 | 7 |
| DRUPAL_REQUIRED |
drupal/ |
Required option on forms and settings | 7 | |
| DRUPAL_PHP_FUNCTION_PATTERN |
drupal/ |
Regular expression to match PHP function names. | 10 | |
| DRUPAL_OPTIONAL |
drupal/ |
Optional option on forms and settings | 18 | |
| DRUPAL_NO_CACHE |
drupal/ |
The block should not get cached. | 17 | |
| DRUPAL_MINIMUM_PHP_MEMORY_LIMIT |
drupal/ |
Minimum recommended value of PHP memory_limit. | ||
| DRUPAL_MINIMUM_PHP |
drupal/ |
Minimum supported version of PHP. | 4 | |
| DRUPAL_MAXIMUM_TEMP_FILE_AGE |
drupal/ |
Maximum age of temporary files in seconds. | 2 | |
| DRUPAL_KILOBYTE |
drupal/ |
The number of bytes in a kilobyte. | 3 | |
| DRUPAL_DISABLED |
drupal/ |
Disabled option on forms and settings | 15 | |
| DRUPAL_CORE_COMPATIBILITY |
drupal/ |
Core API compatibility. | 11 | |
| DRUPAL_CACHE_PER_USER |
drupal/ |
The block or element can change depending on the user. | 2 | |
| DRUPAL_CACHE_PER_ROLE |
drupal/ |
The block or element can change depending on the user's roles. | 5 | |
| DRUPAL_CACHE_PER_PAGE |
drupal/ |
The block or element can change depending on the page being viewed. | 3 | |
| DRUPAL_CACHE_GLOBAL |
drupal/ |
The block or element is the same for every user and page that it is visible. | 1 | |
| DRUPAL_CACHE_CUSTOM |
drupal/ |
The block is handling its own caching in its hook_block_view(). | 2 | |
| DRUPAL_BOOTSTRAP_VARIABLES |
drupal/ |
Fifth bootstrap phase: initialize the variable system. | 5 | |
| DRUPAL_BOOTSTRAP_SESSION |
drupal/ |
Sixth bootstrap phase: initialize session handling. | 4 | |
| DRUPAL_BOOTSTRAP_PAGE_HEADER |
drupal/ |
Seventh bootstrap phase: set up the page header. | 1 | |
| DRUPAL_BOOTSTRAP_PAGE_CACHE |
drupal/ |
Third bootstrap phase: try to serve a cached page. | 1 | |
| DRUPAL_BOOTSTRAP_KERNEL |
drupal/ |
Second bootstrap phase, initalize a kernel. | 1 | |
| DRUPAL_BOOTSTRAP_FULL |
drupal/ |
Final bootstrap phase: initialize language, path, theme, and modules. | 7 | |
| DRUPAL_BOOTSTRAP_DATABASE |
drupal/ |
Fourth bootstrap phase: initialize database layer. | 3 | |
| DRUPAL_BOOTSTRAP_CONFIGURATION |
drupal/ |
First bootstrap phase: initialize configuration. | 6 | |
| DRUPAL_BOOTSTRAP_CODE |
drupal/ |
Eighth bootstrap phase: load code for subsystems and modules. | 5 | |
| DRUPAL_AUTHENTICATED_RID |
drupal/ |
Role ID for authenticated users; should match what's in the "role" table. | 25 | |
| DRUPAL_ANONYMOUS_RID |
drupal/ |
Role ID for anonymous users; should match what's in the "role" table. | 40 | |
| CSS_THEME |
drupal/ |
The default group for theme CSS files added to the page. | 2 | |
| CSS_SYSTEM |
drupal/ |
The default group for system CSS files added to the page. | 2 |