Medium
What will this code display?
<?php
readonly class ParameterInput
{
public function __construct(
public string $key,
public mixed $value = null
)
{}
}
$myInput = new ParameterInput("myKey");
$myInput->value = "myValue";
echo $myInput->value;
Author: JérômeStatus: PublishedQuestion passed 102 times
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4
PHP function with named and positional arguments.3
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;
}
```3
Use the match expression in PHP to print a string.7
PHP code that throws an error.3
Check if a value is in an array in PHP3
Which function signature is valid?