PHP 7 is based on the PHPNG engine (or Zend Engine 3.0) that speeds up PHP applications more than the previous PHP interpreter ( Zend Engine 2.0). PHP 7 review: Upgrading For Performance Reasons As a rule, developers use Apache web server, Nginx web server or any other servers that support FastCGI or CGI protocols.
PHP has a built-in web server but it is not recommended for use on a production hardware server.
Time frame to upgrade from php 5.2 to php 7 install#
You need three things to make a PHP-based application work: the PHP parser (CGI or server module), a web server and a web browser you need to run the web server, with a connected PHP installation. To execute PHP code on the server, one needs to install PHP package or Facebook HHVM package.
Officially, PHP is a scripting language that is especially suited for web development (server-side scripting), but experienced PHP developer can also use it for command line scripting and writing desktop applications). PHP is also an interpreter of PHP code to the operating system (like Linux or Windows) installed on the server.PHP is among the most popular programming languages, according to the Stack Overflow Developer Survey 2017 (36,625 responses primarily from the USA) What is PHP