Version of PHP 7
                     Version of PHP 7.2
PHP Course
PHP Course
INTRODUCTION
• What is PHP 7.2?
• When did the version of PHP 7.2 release?
• What are the features of PHP 7.2?
 
PHP Course
o A PHP course would tell one that PHP 7.2 came with a lot of incremental 
improvements to PHP.
o  It offers more consistency, predictability and a continued concentration on 
security.
What is PHP 7.2?
o A PHP course would give information on the entire concept of PHP 7.2. It would 
tell you that PHP7.2 is the second main release on the PHP 7 series. 
o This upgrade comprises of a wide range of new features and deprecations. It also 
includes various performance and security improvements.
PHP Course
When did the version of PHP 7.2 release?
o  A PHP course would not be the only one to tell you that PHP 7.2.0 was released to 
the public on November 30, 2017.
What was the date of end –of-life (EOL) for PHP 7.2?
o A PHP course would tell one that PHP 7.2 received active support until November 
30, 2019. However, it will only receive security updates only until it reaches end-
of-life on November 30, 2020.
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PHP Course
What are the features of PHP 7.2?
 PHP course would tell one that the PHP 7.2 features can be divided into several 
categories they are:
1. syntax improvements and enhancements
2. security improvements
3. Deprecations
PHP Course
1. Syntax Improvements and Enhancements
• A PHP course would tell one that the first key enhancements in the PHP 7.2 features  
 are Syntax   Improvements and Enhancements. 
• This feature enhances the rules that are used to allow or not allow type widening or 
narrowing when overriding a method signature.
2. Security improvements
• This is the second enhancement also covered in a PHP course to prevent 
vulnerabilities.  The previous versions of PHP have maintained a reputation of using 
the latest security practices. 
• Moreover, the 7.2 version will continue with this trend. It merges the disodium 
cryptography library, includes him Argon2 algorithm for password hashing and has 
got rid of the mcrypt extension.
PHP Course
3. Deprecations
• A PHP course would not be the only one to tell you that programming languages 
constantly evolve over time. 
• As a result of this, there are certain features that become outdated or there are new 
and innovative solutions. 
•  PHP would also have elements that are deprecated over time. 
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