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<?php $d = new DateTimeImmutable("now"); class MyDateTime implements \DateTimeInterface { public function diff($datetime2, $absolute = false) { // TODO: Implement diff() method. } public function format($format) { // TODO: Implement format() method. } public function getOffset() { // TODO: Implement getOffset() method. } public function getTimestamp() { // TODO: Implement getTimestamp() method. } public function getTimezone() { // TODO: Implement getTimezone() method. } public function __wakeup() { // TODO: Implement __wakeup() method. } } $d2 = new MyDateTime; var_dump($d->diff($d2));
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of MyDateTime::format($format) should either be compatible with DateTimeInterface::format(string $format): string, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/SU1Xq on line 14 Deprecated: Return type of MyDateTime::getTimezone() should either be compatible with DateTimeInterface::getTimezone(): DateTimeZone|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/SU1Xq on line 31 Deprecated: Return type of MyDateTime::getOffset() should either be compatible with DateTimeInterface::getOffset(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/SU1Xq on line 20 Deprecated: Return type of MyDateTime::getTimestamp() should either be compatible with DateTimeInterface::getTimestamp(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/SU1Xq on line 26 Deprecated: Return type of MyDateTime::diff($datetime2, $absolute = false) should either be compatible with DateTimeInterface::diff(DateTimeInterface $targetObject, bool $absolute = false): DateInterval, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/SU1Xq on line 8 Deprecated: Return type of MyDateTime::__wakeup() should either be compatible with DateTimeInterface::__wakeup(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/SU1Xq on line 36 Fatal error: DateTimeInterface can't be implemented by user classes in /in/SU1Xq on line 5
Process exited with code 255.

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