Archive for January, 2007
Quickstart: DOM Tree building
1. Document object:
$dom = new DomDocument;
2 . Element:
$docElement = $dom->createElement(‘root’) ;
$dom->appendChild($docElement) ;
3. Set attribute:
$docElement->setAttribute(‘attrname’, ‘attrvalue’);
4. Element with textual content:
$para = $dom->createElement(‘p’, ‘Lorem ipsum dolor…’) ;
5. Append child:
$docElement->appendChild($para);
6. Import node:
$import = $dom->importNode($foreignNode, true);
If the second argument is set to true the subtree under $foreignNode will be imported, too. Now append the node named $import (see [...]
Quickstart: Zend_Session
Bootstrap:
Zend::register(’session’, new Zend_Session());
Write some value
Zend::registry(’session’)->value = $value;
Read some value
$value = Zend::registry(’session’)->value;
Use isset
if(!isset(Zend::registry(’session’)->value)) {
Zend::registry(’session’)->value = $value;
}
SQL Joins
As somewhat of a follow-up to my previous post, Introduction to Developing a Relational Database, I’ll touch on the exciting subject of joining tables together. This should help tie in some of the “relational” aspects of the relational database.
Very nice artice about INNER JOIN, LEFT OUTER JOIN, RIGHT OUTER JOIN and FULL OUTER JOIN with [...]
