Useful Drupal functions

Some useful Drupal functions

<?php
//From includes/common.inc
/**
 * Change text depending on single or multiple results
 *
 */
$string = format_plural(
        count($objects),
        'You selected the following <strong>1</strong> row:',
        'You selected the following <strong>@count</strong> rows:'
      );



/**
 * Prepare a URL for use in an HTML attribute. Strips harmful protocols.
 *
 */
$uri = check_url($uri);

/**
 * Verifies the syntax of the given e-mail address.
 * See RFC 2822 for details.
 *
 */
$mail_address = valid_email_address($mail_address);


/**
 * Verify the syntax of the given URL.
 *
 */
$url = valid_url($url, $absolute = FALSE);
?>
Knowledge keywords: 
Drupal 6.x