Syntax
class User {
public function __construct(public string $name, private int $id) {}
}Examples
PHP constructor promotion example
A focused example you can adapt while practising.
class User {
public function __construct(public string $name, private int $id) {}
}Best practices
- Start with the smallest working example, then adapt it to your project.
- Use the language’s standard library and idioms before introducing extra dependencies.
Runtime & versions
PHP runtime on a server or CLI. Feature availability depends on the language and runtime version used by your project; consult the official reference below.
PHP Manual