function DatabaseStatementPrefetch::fetchColumn

1 call to DatabaseStatementPrefetch::fetchColumn()
DatabaseStatementPrefetch::fetchField in includes/database/prefetch.inc
Returns a single field from the next record of a result set.

File

includes/database/prefetch.inc, line 387

Class

DatabaseStatementPrefetch
An implementation of DatabaseStatementInterface that prefetches all data.

Code

public function fetchColumn($index = 0) {
  if (isset($this->currentRow) && isset($this->columnNames[$index])) {
    // We grab the value directly from $this->data, and format it.
    $return = $this->currentRow[$this->columnNames[$index]];
    $this->next();
    return $return;
  }
  else {
    return FALSE;
  }
}

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