| base_path | includes/common.inc | Returns the base URL path of the Drupal installation.
At the very least, this will always default to /. |
| db_affected_rows | includes/database.pgsql.inc | Determine the number of rows changed by the preceding query. |
| db_fetch_object | includes/database.pgsql.inc | Fetch one result row from the previous query as an object. |
| db_query | includes/database.pgsql.inc | Runs a basic query in the active database. |
| drupal_get_normal_path | includes/path.inc | Given a path alias, return the internal path it represents. |
| drupal_strlen | includes/unicode.inc | Count the amount of characters in a UTF-8 string. This is less than or
equal to the byte count. |
| drupal_strtolower | includes/unicode.inc | Lowercase a UTF-8 string. |
| filter_format_allowcache | modules/filter/filter.module | Check if text in a certain input format is allowed to be cached. |
| search_dirty | modules/search/search.module | Marks a word as dirty (or retrieves the list of dirty words). This is used
during indexing (cron). Words which are dirty have outdated total counts in
the search_total table, and need to be recounted. |
| search_index | modules/search/search.module | Update the full-text search index for a particular item. |
| search_index_split | modules/search/search.module | Splits a string into tokens for indexing. |
| search_touch_node | modules/search/search.module | Change a node's changed timestamp to 'now' to force reindexing. |
| search_wipe | modules/search/search.module | Wipes a part of or the entire search index. |
| variable_get | includes/bootstrap.inc | Return a persistent variable. |
