function StatementPrefetchIterator::fetchCol

Same name in other branches
  1. 10 core/lib/Drupal/Core/Database/StatementPrefetchIterator.php \Drupal\Core\Database\StatementPrefetchIterator::fetchCol()

Overrides StatementInterface::fetchCol

File

core/lib/Drupal/Core/Database/StatementPrefetchIterator.php, line 325

Class

StatementPrefetchIterator
An implementation of StatementInterface that prefetches all data.

Namespace

Drupal\Core\Database

Code

public function fetchCol($index = 0) {
    $result = [];
    while (($columnValue = $this->fetchField($index)) !== FALSE) {
        $result[] = $columnValue;
    }
    return $result;
}

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