function StatementPrefetchIterator::fetchField

Returns a single field from the next record of a result set.

Parameters

$index: The numeric index of the field to return. Defaults to the first field.

Return value

mixed A single field from the next record, or FALSE if there is no next record.

Overrides StatementInterface::fetchField

File

core/lib/Drupal/Core/Database/StatementPrefetchIterator.php, line 297

Class

StatementPrefetchIterator
An implementation of StatementInterface that prefetches all data.

Namespace

Drupal\Core\Database

Code

public function fetchField($index = 0) {
    return $this->fetchColumn($index);
}

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