public function DatabaseStatementBase::fetchField in Drupal 7

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

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

Overrides DatabaseStatementInterface::fetchField

File

includes/database/database.inc, line 2324

Core systems for the database layer.

Class

DatabaseStatementBase

Default implementation of DatabaseStatementInterface.

Code

public function fetchField($index = 0) {

  // Call PDOStatement::fetchColumn to fetch the field.
  return $this
    ->fetchColumn($index);
}