[wp-trac] [WordPress Trac] #55411: Deprecated error in WordPress 5.9 on PHP 8.1

[WordPress Trac]

#55411: Deprecated error in WordPress 5.9 on PHP 8.1
---------------------------+------------------------------
 Reporter:  meysamnorouzi  |       Owner:  (none)
     Type:  defect (bug)   |      Status:  new
 Priority:  normal         |   Milestone:  Awaiting Review
Component:  General        |     Version:  5.9.2
 Severity:  normal         |  Resolution:
 Keywords:                 |     Focuses:
---------------------------+------------------------------

Comment (by meysamnorouzi):

 Deprecated: Return type of Requests_Cookie_Jar::offsetExists($key) should
 either be compatible with ArrayAccess::offsetExists(mixed $offset): bool,
 or the #[\ReturnTypeWillChange] attribute should be used to temporarily
 suppress the notice in /opt/lampp/htdocs/wp/wp-
 includes/Requests/Cookie/Jar.php on line 63

 Deprecated: Return type of Requests_Cookie_Jar::offsetGet($key) should
 either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or
 the #[\ReturnTypeWillChange] attribute should be used to temporarily
 suppress the notice in /opt/lampp/htdocs/wp/wp-
 includes/Requests/Cookie/Jar.php on line 73

 Deprecated: Return type of Requests_Cookie_Jar::offsetSet($key, $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 /opt/lampp/htdocs/wp/wp-
 includes/Requests/Cookie/Jar.php on line 89

 Deprecated: Return type of Requests_Cookie_Jar::offsetUnset($key) should
 either be compatible with ArrayAccess::offsetUnset(mixed $offset): void,
 or the #[\ReturnTypeWillChange] attribute should be used to temporarily
 suppress the notice in /opt/lampp/htdocs/wp/wp-
 includes/Requests/Cookie/Jar.php on line 102

 Deprecated: Return type of Requests_Cookie_Jar::getIterator() should
 either be compatible with IteratorAggregate::getIterator(): Traversable,
 or the #[\ReturnTypeWillChange] attribute should be used to temporarily
 suppress the notice in /opt/lampp/htdocs/wp/wp-
 includes/Requests/Cookie/Jar.php on line 111

 Deprecated: Return type of
 Requests_Utility_CaseInsensitiveDictionary::offsetExists($key) should
 either be compatible with ArrayAccess::offsetExists(mixed $offset): bool,
 or the #[\ReturnTypeWillChange] attribute should be used to temporarily
 suppress the notice in /opt/lampp/htdocs/wp/wp-
 includes/Requests/Utility/CaseInsensitiveDictionary.php on line 40

 Deprecated: Return type of
 Requests_Utility_CaseInsensitiveDictionary::offsetGet($key) should either
 be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the
 #[\ReturnTypeWillChange] attribute should be used to temporarily suppress
 the notice in /opt/lampp/htdocs/wp/wp-
 includes/Requests/Utility/CaseInsensitiveDictionary.php on line 51

 Deprecated: Return type of
 Requests_Utility_CaseInsensitiveDictionary::offsetSet($key, $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 /opt/lampp/htdocs/wp/wp-
 includes/Requests/Utility/CaseInsensitiveDictionary.php on line 68

 Deprecated: Return type of
 Requests_Utility_CaseInsensitiveDictionary::offsetUnset($key) should
 either be compatible with ArrayAccess::offsetUnset(mixed $offset): void,
 or the #[\ReturnTypeWillChange] attribute should be used to temporarily
 suppress the notice in /opt/lampp/htdocs/wp/wp-
 includes/Requests/Utility/CaseInsensitiveDictionary.php on line 82

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Ticket URL: <https://core.trac.wordpress.org/ticket/55411#comment:1>
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