8 Janvier 2021 à 12h33 - 1976

Change your code to get it running on PHP 8

PHP 8 version will needless to say help developers by simplifying the complex tasks and upgrading the new features. This post will assist you in knowing the features of the php 8 version and as per the newest updates the post are going to be simultaneously updated with php programming. Many Php Developer are performing on this update and this latest release will needless to say benefit the IT outsourcing company.

Union types

This is one among the new dynamically typed nature features of the PHP family. Union types are a group of two or more types which symbolize that either one among those are often used. Always remember that Nullable unions are often addressed using |null or existing? Notation: but void can't be the part of union features because it symbolizes “no return value at all”.


Attributes are a sort of syntactic metadata to declarations of classes, structured, properties, functions methods, constants, and parameters. This feature mainly permits you to work out configuration directives directly submerged with a declaration of that code.

New Mixed Type

This is the new feature which will be introduced in PHP 8 and this may surely simplify the developer’s task as previously developers got to specify all functions but this point by just mentioning mixed you'll be ready to define a couple of function lists.

Throw Expression

This feature will allow you to throw exceptions where expressions are allowed like arrow functions, the coalesce operator, etc. whereas currently, it's impracticable to throw exceptions in trades where only expressions are allowed.

Trailing comma in parameter lists

This feature is already available as this will be used while applying function but after releasing the php8 version you'll be ready to use trailing comma support in parameter lists as currently, it doesn't support parameter lists for functions, methods, and closures.

Consistent Type Errors

When user-defines the functions then it leads to a Type Error, but internal functions show a warning and return null. This feature aims to consistently produce Type Error exclusions for all invalid parameter types, despite whether the function is extension-defined or user-defined.


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