Online PHP editor | output for kn7II

@ 2021-07-17T16:57:40Z

<?php
function getGreeting(MapInterface $user): string
{
    $fullName = [];
    $fullNameSegments = ['first_name', 'last_name'];

    foreach ($fullNameSegments as $segment) {
        if ($user->has($segment)) {
            $fullName[] = $user->get($segment);
        }
    }

    return implode(' ', $fullName);
}

interface MapInterface
{
    public function get(string $key);
    
    public function has(string $key): bool;
}

class Map implements MapInterface
{
    protected $data;

    public function __construct(array $data)
    {
        $this->data = $data;
    }

    public function get(string $key)
    {
        if (!array_key_exists($key, $this->data)) {
            throw new RangeException(sprintf('Key %1$s not found', $key));
        }

        return $this->data[$key];
    }
    
    public function has(string $key): bool
    {
        return array_key_exists($key, $this->data);
    }
}

$user = new Map([
    'first_name' => 'Xedin',
    'last_name' => 'Unknown',
    'id' => '12345',
]);
assert($user instanceof MapInterface);
echo getGreeting($user);

Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.4, 8.3.6 - 8.3.27, 8.4.1 - 8.4.14, 8.5.0: Xedin Unknown
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 8.3.28: /bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28)
Process exited with code 1.
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Xedin Unknown

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