Medium
What does this example show?
$b = 12;
echo $a ?? $b;
Edit
0
Community EvaluationsNo one has reviewed this question yet, be the first!
4
Use the match expression in PHP to print a string.5
Check if a value is in an array in PHP4
Is this function signature valid?
```php
<?php
interface Demo
{
public function bar(): ?mixed;
}
```5
PHP function with named and positional arguments.7
PHP code that throws an error.5
Which function signature is valid?4
Attributes are metadata that can be added to classes, properties, constants or methods.