Online PHP editor | output for QWm8c

@ 2023-11-07T15:52:51Z

<?php

readonly class Name implements Stringable
{
    public function __construct(
        public string $value
    ) {
        if (strlen($value) === 0) {
            throw new ValueError("Name must be non-empty");
        }
    }
    
    public function __toString(): string
    {
        return $this->value;
    }
}

readonly class User 
{
    public function __construct(
        public Name $name, // if we are receiving a Name instance, it just means that it's already a valid value!
    ) {
    }
}

$user1 = new User(
    new Name('Some valid name')
);

echo $user1->name; // "Some valid name"

$user2 = new User(
    new Name('') // kaboom
);

Output for 8.2.11 - 8.2.29, 8.3.5 - 8.3.27, 8.4.1 - 8.4.14, 8.5.0: Some valid name Fatal error: Uncaught ValueError: Name must be non-empty in /in/QWm8c:9 Stack trace: #0 /in/QWm8c(34): Name->__construct('') #1 {main} thrown in /in/QWm8c on line 9
Process exited with code 255.
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.1.30 - 8.1.33: Parse error: syntax error, unexpected token "readonly", expecting end of file in /in/QWm8c on line 3
Process exited with code 255.

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