Clear Composer Cache

Clear Composer Cache

Composer store copies of downloaded PHP packages in the cache. It allows to speed up workflow because for the next time previously installed packages can be retrieved from the cache....
Enums in PHP 8.1

Enums in PHP 8.1

Since PHP 8.1, we can use enumerations also called enums. Enum defines a custom type that contains a fixed set of related values. Enum is declared using enum keyword followed...
Intersection Types in PHP 8.1

Intersection Types in PHP 8.1

Since PHP 8.0, we can use union types which allows to provide two or more types for parameters, return values, and properties. Given value should be one of the specified...
First-class Callable Syntax in PHP 8.1

First-class Callable Syntax in PHP 8.1

PHP offers Closure::fromCallable static method which allows to create a new anonymous function also known as Closure from specified callback using the current scope. For example, if we want to...
New never Return Type in PHP 8.1

New never Return Type in PHP 8.1

PHP allows to define type declarations for parameters, return values, and properties. Since PHP 8.1, we can use never return type. It indicates that function or class method throws an...
Readonly Properties in PHP 8.1

Readonly Properties in PHP 8.1

Since PHP 8.1, class properties can be declared as readonly. This means that class property can be initialized once and cannot be modified later. Readonly properties are declared with readonly...