Added a valid_emails rule to the Validation class.
diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 2bc66ec..f435c0b 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -314,11 +314,8 @@
 	

 		$query = $this->query($this->_count_string . $this->_protect_identifiers('numrows'). " FROM " . $this->_protect_identifiers($this->dbprefix.$table));

 		

-		if ($query->num_rows() == 0)

-			return '0';

-

 		$row = $query->row();

-		return $row->numrows;

+		return (int)$row->numrows;

 	}

 

 	// --------------------------------------------------------------------