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Front Line PHP

Introduction

Getting started with PHP 8

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New features in PHP 8

The Stringable interface Free
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Object classnames Free
Improved exceptions Free
Named arguments Free
Promoted properties Free
The nullsafe operator Free
Three new string functions Free
Union types Free
Adding meta data using attributes Free
Exploring WeakMaps Free
Trailing commas in function definitions Free

New features in PHP 8.1

Improvements to Array Spreading Free
Readonly Properties Free
Enums Free
First-class callables Free
Intersection Types Free
The Never Type Free

Learn how to build modern applications using PHP

Intersection Types

Intersection types are a welcome addition when you're programming to interfaces.

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