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The new feature of the thumbnails in WordPress, which was introduced with version 2.9 and discussed in WordPress 2.9 +: new function, post thumbnails , can be automated through a simple script in PHP. This can be handy when "you forgot" to include thumbnails of each item or if you want to update the previous.

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With the latest release of WordPress 9.2 + from, we have introduced a new feature very useful to manage the thumbnails, or thumbnails. This feature, however, must be turned in the theme, namely, acting on the file functions.php . This new feature is useful in many contexts and provides a simple and convenient tool for both the developer of a website using WordPress is the final customer who will then manage the content.
In versions of WordPress prior to 2.9, in fact, many developers used the custom fields (custom fields) to provide customers the ability to add an image - external - to the post. Solution from the point of view that if the developer was not particularly burdensome, RENDEV still editing the post quite inconvenient, especially if we consider that very often is the end customer to treat the contents.

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When writing a Post in WordPress you can upload images to the same time writing the article. These images, which are part of the media library, are associated with that particular post. The peculiarity of this behavior lies in the ability to extract these images no matter if they were physically placed inside the post.

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Say you have an XML file that contains a certain point the following line:

As I read, for example, the url attribute in Actionscript 3.0?

If the XML was this:

) sarebbe stato sufficiente: After obtaining the pointer to <immagine/> ( imgptr ) would be sufficient:

If <media:thumbnail/> , however, add:

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