Easy
Is this class valid?
<?php
abstract class Test{
abstract public function __construct(private $x);
}
Author: W3D TeamStatus: PublishedQuestion passed 1060 times
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7
PHP code that throws an error.3
PHP code that throws a TypeError4
Which function signature is valid?5
PHP function with named and positional arguments.4
Attributes are metadata that can be added to classes, properties, constants or methods.4
Is this function signature valid?
```php
<?php
interface Demo
{
public function bar(): ?mixed;
}
```4
Use the match expression in PHP to print a string.