Hard
What will this code display?
<?php
class Foo
{
private ?string $bar;
public function setBar(?string $secondLine): void
{
$this->bar = $secondLine;
}
public function getBar(): ?string
{
$this->bar;
}
}
$address = new Foo();
$address->setBar(null);
echo $address->getBar() ?? 'john doe';
Author: W3D TeamStatus: PublishedQuestion passed 1244 times
Edit
3
Community EvaluationsNo one has reviewed this question yet, be the first!
3
Check if a value is in an array in PHP4
Is this function signature valid?
```php
<?php
interface Demo
{
public function bar(): ?mixed;
}
```7
PHP code that throws an error.4
Attributes are metadata that can be added to classes, properties, constants or methods.5
PHP function with named and positional arguments.4
Use the match expression in PHP to print a string.4
Which function signature is valid?