public function StatementInterface::fetchCol

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 StatementInterface::fetchCol()
Statement::fetchCol in drupal/core/lib/Drupal/Core/Database/Statement.php
Returns an entire single column of a result set as an indexed array.
StatementEmpty::fetchCol in drupal/core/lib/Drupal/Core/Database/StatementEmpty.php
Returns an entire single column of a result set as an indexed array.
StatementPrefetch::fetchCol in drupal/core/lib/Drupal/Core/Database/StatementPrefetch.php
Returns an entire single column of a result set as an indexed array.

File

drupal/core/lib/Drupal/Core/Database/StatementInterface.php, line 159
Definition of Drupal\Core\Database\StatementInterface

Class

StatementInterface
Represents a prepared statement.

Namespace

Drupal\Core\Database

Code

public function fetchCol($index = 0);