928 bytes added
, 12:38, 3 May 2023
If you issue a 'php version' command in your terminal session
php -v
You'll see something like this:
<pre>
PHP 7.2.34 (cli) (built: Oct 1 2020 20:37:38) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.2.0, Copyright (c) 1998-2018 Zend Technologies
with Zend OPcache v7.2.34, Copyright (c) 1999-2018, by Zend Technologies
</pre>
The Zend OPcache, or simply [https://www.php.net/manual/en/book.opcache.php OPcache] is the subsystem that caches PHP script compilation for speedier performance of PHP applications. It is part of the 'Zend Engine' - the runtime interpreter for PHP (compare with Facebook's deprecated HHVM).
While '''[https://www.zend.com/products/zend-server Zend Server]''' is a proprietary product offered by Zend Technologies, the Zend Engine and OPCache are part of the core of the freely licensed PHP https://github.com/php/php-src
[[Category:PHP]]
[[Category:Caching]]
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