There is many warnings after update on PHP 8.2
PHP Deprecated: Return type of greeny\MailLibrary\Selection::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:174
PHP Deprecated: Return type of greeny\MailLibrary\Selection::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:185
PHP Deprecated: Return type of greeny\MailLibrary\Selection::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:200
PHP Deprecated: Return type of greeny\MailLibrary\Selection::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:209
PHP Deprecated: Return type of greeny\MailLibrary\Selection::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:219
PHP Deprecated: Return type of greeny\MailLibrary\Selection::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:229
PHP Deprecated: Return type of greeny\MailLibrary\Selection::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:234
PHP Deprecated: Return type of greeny\MailLibrary\Selection::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:242
PHP Deprecated: Return type of greeny\MailLibrary\Selection::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:250
PHP Deprecated: Return type of greeny\MailLibrary\Selection::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:255
There is many warnings after update on PHP 8.2
PHP Deprecated: Return type of greeny\MailLibrary\Selection::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:174
PHP Deprecated: Return type of greeny\MailLibrary\Selection::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:185
PHP Deprecated: Return type of greeny\MailLibrary\Selection::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:200
PHP Deprecated: Return type of greeny\MailLibrary\Selection::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:209
PHP Deprecated: Return type of greeny\MailLibrary\Selection::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:219
PHP Deprecated: Return type of greeny\MailLibrary\Selection::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:229
PHP Deprecated: Return type of greeny\MailLibrary\Selection::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:234
PHP Deprecated: Return type of greeny\MailLibrary\Selection::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:242
PHP Deprecated: Return type of greeny\MailLibrary\Selection::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:250
PHP Deprecated: Return type of greeny\MailLibrary\Selection::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in vendor/php-mail-client/client/MailLibrary/Selection.php:255