The next version is PHP 6.
The lastest stable versions of PHP (as of March 3, 2012): PHP 5.4: Version 5.4.1 PHP 5.3: Version 5.3.11
As of 19 December 2017, the latest stable version of PHP is 7.2.0.
Any version released before the current stable release is considered an old version of PHP.
PHP++ is an object-oriented version of the PHP programming language. ++ is used in programming to increment a variable by one so it means an improved version of PHP.
Facebook uses PHP 5.
oldest version is 3
PHP5
Probably 5.4. In either case try the below method to get the version on your computer <?php echo phpversion(); ?>
Set up a PHP file and put the following in it. <?php phpinfo(); ?> Then run it on the server, it will have all the information you will need including what version you are running.
In terminal use the following command. php -ver
Yes php 4.4.7 server support php 5 files. But most of the php 5 features are not supported by php 4.4.7 version
The most recent version of PHP is 7.0.7 as of 2016-06-05, it has not quite yet gotten to version 79 or 7.9.