ZendAPI and programming of PHP core technologies and best practices

ZendAPI and programming of PHP core technologies and best practices

1. The Zend Engine provides many API extensions for PHP. with these APIs, you can easily compile and write Extensions. Next, we will first learn about the Zend Engine. The Zend Engine is a scripting language engine (parser + Virtual Machine). The main task is to parse, translate, and execute PHP scripts. The process is as follows:

   The Zend Engine has two tasks:

   1) compile the PHP script and output Opcodes

   2) parse and execute Opcodes and output the result

   During parsing and execution, the Zend Engine can call all extension libraries loaded into the PHP environment.

1. Zend Engine memory management