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 378

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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