PHP is improving in syntax simplification and support for new features with each new version. PHP's frequent upgrades to patch issues and provide new features are its biggest advantages. PHP 8.2 is coming. It may convince everyone to switch to PHP 8. Let's discuss PHP 8.2's benefits for developers. First, let's review PHP's history. For More Detailed Features of PHP 8.2 You can read the Full blog on Whats New In PHP 8.2

1. PHP Versions Upgradation -
What's New vs Old Version
PHP's frequent upgrades to patch issues and provide new
features are its biggest advantages. PHP 8.2 is coming. It may
convince everyone to switch to PHP 8. Let's discuss PHP 8.2's
benefits for developers. First, let's review PHP's history.

2. 8.0
Released in November 2020,
PHP 8.0 brought us the best
features yet, which includes:
Union types Match expression Nullsafe operator
Attributes Constructor property promotion
Named arguments
htmlspecialchars
($string,double_encode:
false);
class Number {
public function
__construct(
private int|float
$number
) {}
}
new Number('NaN'); //
TypeError
echo match (8.0) {
'8.0' => "Oh no!",
8.0 => "This is what I
expected",
};
//> This is what I
expected
$country = $session?-
>user?->getAddress()?-
>country;
class PostsController
{
#[Route("/api/posts/{id}",
methods: ["GET"])]
public function get($id) { /* ...
*/ }
}
class Point {
public function __construct(
public float $x = 0.0,
public float $y = 0.0,
public float $z = 0.0,
) {}
}

3. 8.1
Released in November 2021,
PHP 8.1 brought us the best
features yet, which includes:
New in initializers Pure Intersection Types Fibers
Enumerations Readonly Properties
First-class Callable Syntax
$foo = $this->foo(...);
$fn = strlen(...);
class Service
{
private Logger $logger;
public function
__construct(
Logger $logger =
new NullLogger(),
) {
$this->logger =
$logger;
}
}
function
count_and_iterate(Iterator
&Countable $value) {
foreach ($value as
$val) {
echo $val;
}
count($value);
}
$response = $httpClient-
>request('https://example.
com/');
print
json_decode($response-
>getBody()->buffer())
['code'];
enum Status
{
case Draft;
case Published;
case Archived;
}
function acceptStatus(Status
$status) {...}
class BlogData
{
public readonly Status $status;
public function __construct
(Status$status)
{
$this->status = $status;
}
}

4. 8.2
Released in December 2022,
PHP 8.2 brought us the best
features yet, which includes:
Readonly Classes
Redacting The Support For
Sensitive Parameter Values
True, False, and Null as
Standalone Types
Disjunctive Normal Form Types
Constants in Traits
trait Foo
{
public const CONSTANT = 1;
}
class Bar
{
use Foo;
}
var_dump(Bar::CONSTANT); // 1
var_dump(Foo::CONSTANT); // Error
readonly class MyClass
{
public string $myValue,
public int $myOtherValue
public string $myAnotherValue
public int $myYetAnotherValue
}
function passwords(
$publicpassword,
#[SensitiveParameter]
$secretpassword
) {
throw new Exception('Error');
}
passwords('publicpassword',
'secretpassword');
function alwaysFalse(): false
{
return false;
}
// Accepts an object that implements both A and
B,
// OR an object that implements D.
(A&B)|D
// Accepts an object that implements C,
// OR a child of X that also implements D,
// OR null.
C|(X&D)|null
// Accepts an object that implements all three
of A, B, and D,
// OR an int,
// OR null.
(A&B&D)|int|null

5. How To Upgrade PHP Version
Check Your Current Version
01
Contact Web Host Provider
02
Create a Site Backup
03
Update WordPress
04
Switch your PHP Version
05
Check For Errors
06
Updates Themes and Plugins
07
Go Live With the Update
08

6. PHP is improving in syntax simplification
and support for new features with each
new version.
For More Detailed Features of PHP 8.2
You can read the Full blog on
Whats New In PHP 8.2