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ZendVM

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php

Exceptional PHP (PHP 5)

PHP Exceptions in short Back in 2004, PHP 5 came out with a new model object. This latter allows PHP users to make use of a well known OO paradigm : Exceptions. The Exceptions model has then not been really reworked. PHP 5.3 introduced stacked Exceptions, which is a very

Julien Apr 9, 2015 • 14 min read
php

Getting into the Zend Execution engine (PHP 5)

PHP : an interpreted language PHP is often defined as a "scripting language" or an "interpreted language". What's that ? Well, it is a language that won't turn its instructions (its syntax) directly into native machine language, but into an intermediate form, that obviously won't be directly run

Julien Feb 5, 2015 • 31 min read
php

On PHP function calls (PHP 5)

Introducting the facts This blog post is a technical explanation of a PHP optimization found with Blackfire profiler into a PHP script. The related post is located here : http://blog.blackfire.io/owncloud.html Basically, it concludes with : if (strlen($name) > 49) { ... } Beeing about 20% slower than if (isset(

Julien Jan 22, 2015 • 19 min read
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