Easy
What will this script display ?
<?php
$a = 1;
$b = 2;
echo "sum: " . $a + $b;
Author: W3D TeamStatus: PublishedQuestion passed 1038 times
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```php
<?php
interface Demo
{
public function bar(): ?mixed;
}
```5
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Attributes are metadata that can be added to classes, properties, constants or methods.