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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($d2));
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Deprecated: Return type of MyDateTime::format($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.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Fatal error: DateTimeInterface can't be implemented by user classes in /in/SU1Xq on line 5
Process exited with code 255.
Output for 5.5.8 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: DateTimeInterface can't be implemented by user classes in /in/SU1Xq on line 6
Process exited with code 255.
Output for 5.5.0 - 5.5.7
Fatal error: DateTime::diff() must be derived from DateTimeImmutable::diff in Unknown on line 0
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
Fatal error: Class 'DateTimeImmutable' not found in /in/SU1Xq on line 3
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/SU1Xq on line 5 Fatal error: Class 'DateTimeImmutable' not found in /in/SU1Xq on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/SU1Xq on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting '{' in /in/SU1Xq on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/SU1Xq on line 5
Process exited with code 255.
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