Function DatabaseConnector->query_select_value
Definitions
sources/database.php
- Get the specified value from the database. This is the specified value of the first row returned. A fatal error is produced if there is no matching row.
- Visibility: public
- Is abstract?: No
- Is static?: No
- Is final?: No
- Return: N/A
Parameters
| Name | Type | Default | Set | Range | Description |
|---|---|---|---|---|---|
| $table | string | required parameter | N/A | N/A | The table name |
| $selected_value | string | required parameter | N/A | N/A | The field to select |
| $where_map | array | [] | N/A | N/A | The WHERE map [will all be ANDed together] |
| $end | string | Blank (empty string) | N/A | N/A | Something to tack onto the end |
| $fail_ok | boolean | False | N/A | N/A | Whether to allow failure (outputting a message instead of exiting completely) |
| $lang_fields | ?array | Null | N/A | N/A | Extra language fields to join in for cache pre-filling / Tempcode, perhaps via the find_lang_fields function. You only need to send this if you are doing a JOIN and carefully craft your query so table field names won't conflict (null: auto-detect, if not a join) |
Return
- The first value of the first row returned
- Type: mixed
- Set: N/A
- Range: N/A