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    <h3>Editing: Address.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier &lt;fabien@symfony.com&gt;
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Mime;

use Egulias\EmailValidator\EmailValidator;
use Egulias\EmailValidator\Validation\MessageIDValidation;
use Egulias\EmailValidator\Validation\RFCValidation;
use Symfony\Component\Mime\Encoder\IdnAddressEncoder;
use Symfony\Component\Mime\Exception\InvalidArgumentException;
use Symfony\Component\Mime\Exception\LogicException;
use Symfony\Component\Mime\Exception\RfcComplianceException;

/**
 * @author Fabien Potencier &lt;fabien@symfony.com&gt;
 */
final class Address
{
    /**
     * A regex that matches a structure like 'Name &lt;email@address.com&gt;'.
     * It matches anything between the first &lt; and last &gt; as email address.
     * This allows to use a single string to construct an Address, which can be convenient to use in
     * config, and allows to have more readable config.
     * This does not try to cover all edge cases for address.
     */
    private const FROM_STRING_PATTERN = '~(?&lt;displayName&gt;[^&lt;]*)&lt;(?&lt;addrSpec&gt;.*)&gt;[^&gt;]*~';

    private static EmailValidator $validator;
    private static IdnAddressEncoder $encoder;

    private string $address;
    private string $name;

    public function __construct(string $address, string $name = '')
    {
        if (!class_exists(EmailValidator::class)) {
            throw new LogicException(sprintf('The &quot;%s&quot; class cannot be used as it needs &quot;%s&quot;; try running &quot;composer require egulias/email-validator&quot;.', __CLASS__, EmailValidator::class));
        }

        self::$validator ??= new EmailValidator();

        $this-&gt;address = trim($address);
        $this-&gt;name = trim(str_replace([&quot;\n&quot;, &quot;\r&quot;], '', $name));

        if (!self::$validator-&gt;isValid($this-&gt;address, class_exists(MessageIDValidation::class) ? new MessageIDValidation() : new RFCValidation())) {
            throw new RfcComplianceException(sprintf('Email &quot;%s&quot; does not comply with addr-spec of RFC 2822.', $address));
        }
    }

    public function getAddress(): string
    {
        return $this-&gt;address;
    }

    public function getName(): string
    {
        return $this-&gt;name;
    }

    public function getEncodedAddress(): string
    {
        self::$encoder ??= new IdnAddressEncoder();

        return self::$encoder-&gt;encodeString($this-&gt;address);
    }

    public function toString(): string
    {
        return ($n = $this-&gt;getEncodedName()) ? $n.' &lt;'.$this-&gt;getEncodedAddress().'&gt;' : $this-&gt;getEncodedAddress();
    }

    public function getEncodedName(): string
    {
        if ('' === $this-&gt;getName()) {
            return '';
        }

        return sprintf('&quot;%s&quot;', preg_replace('/&quot;/u', '\&quot;', $this-&gt;getName()));
    }

    public static function create(self|string $address): self
    {
        if ($address instanceof self) {
            return $address;
        }

        if (!str_contains($address, '&lt;')) {
            return new self($address);
        }

        if (!preg_match(self::FROM_STRING_PATTERN, $address, $matches)) {
            throw new InvalidArgumentException(sprintf('Could not parse &quot;%s&quot; to a &quot;%s&quot; instance.', $address, self::class));
        }

        return new self($matches['addrSpec'], trim($matches['displayName'], ' \'&quot;'));
    }

    /**
     * @param array&lt;Address|string&gt; $addresses
     *
     * @return Address[]
     */
    public static function createArray(array $addresses): array
    {
        $addrs = [];
        foreach ($addresses as $address) {
            $addrs[] = self::create($address);
        }

        return $addrs;
    }
}
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