| check_plain | includes/bootstrap.inc | Encode special characters in a plain-text string for display as HTML. |
| db_fetch_object | includes/database/database.inc | |
| db_query_range | includes/database/database.inc | Execute an arbitrary query string against the active database, restricted to a specified range.
See alsoDatabaseConnection::defaultOptions() |
| db_rewrite_sql | includes/database/database.inc | Rewrites node, taxonomy and comment queries. Use it for listing queries. Do not
use FROM table1, table2 syntax, use JOIN instead. |
| drupal_explode_tags | includes/common.inc | Explode a string of given tags into an array. |
| drupal_json | includes/common.inc | Return data in JSON format. |
| taxonomy_autocomplete | modules/taxonomy/taxonomy.pages.inc | Helper function for autocompletion |
