JFactory::getDBO usage for Joomla database operations joomla k2 joomla template joomla wordpres

The example in this article describes the usage of JFactory::getDBO for Joomla database operations. Share it with everyone for your reference, the details are as follows:

JFactory is a static class, used to obtain references to various system objects

getDBO is a method to obtain database objects, obtain the database connection object code:

$db=& JFactory::getDBO();

There is Database objects can then be used for database operations. Execute the query code:

<?php
$db =& JFactory::getDBO();
$query = 'SELECT FirstName FROM #tablename';
$db->setQuery( $query );
($db->query();//执行更改、添加、删除 )
$Result = $db->loadObjectList();//得到数据集
?>

to get the data set and see the output:

<?php
  foreach ($Result as $key=>$value)
  {
   echo $value->FirstName.',';
  }
?>

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I hope this article will be helpful to everyone based on joomla programming.

The above introduces the usage of JFactory::getDBO for Joomla database operations, including factory and joomla aspects. I hope it will be helpful to friends who are interested in PHP tutorials.