Easy
What will this script display ?
<?php
$a = 1;
$b = 2;
echo "sum: " . $a + $b;
Author: W3D TeamStatus: PublishedQuestion passed 1073 times
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7
PHP code that throws an error.3
PHP code that throws a TypeError5
PHP function with named and positional arguments.4
Attributes are metadata that can be added to classes, properties, constants or methods.4
Which function signature is valid?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.