function StatementPrefetch::fetchAllKeyed

Overrides StatementInterface::fetchAllKeyed

File

core/lib/Drupal/Core/Database/StatementPrefetch.php, line 573

Class

StatementPrefetch

An implementation of StatementInterface that pre-fetches all data.

Namespace

Code

public function fetchAllKeyed($key_index = 0, $value_index = 1) {
    if (!isset($this->columnNames[$key_index]) || !isset($this->columnNames[$value_index])) {
        return [];
    }
    $key = $this->columnNames[$key_index];
    $value = $this->columnNames[$value_index];
    $result = [];
    // Traverse the array as PHP would have done.
    while (isset($this->currentRow)) {
        $result[$this->currentRow[$key]] = $this->currentRow[$value];
        $this->next();
    }
    return $result;
}