Returns an entire single column of a result set as an indexed array.

Note that this method will run the result set to the end.

Parameters

$index: The index of the column number to fetch.

Return value

An indexed array, or an empty array if there is no result set.

3 methods override DatabaseStatementInterface::fetchCol()
DatabaseStatementBase::fetchCol in includes/database/database.inc
Returns an entire single column of a result set as an indexed array.
DatabaseStatementEmpty::fetchCol in includes/database/database.inc
Returns an entire single column of a result set as an indexed array.
DatabaseStatementPrefetch::fetchCol in includes/database/prefetch.inc
Returns an entire single column of a result set as an indexed array.

File

includes/database/database.inc, line 2196
Core systems for the database layer.

Class

DatabaseStatementInterface
Represents a prepared statement.

Code

public function fetchCol($index = 0);