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<?php class Period implements JsonSerializable { private $startDate; private $endDate; public function __construct() { $this->startDate = new DateTimeImmutable('2015-04-03'); $this->endDate = new DateTimeImmutable('2015-05-03'); } public function jsonSerialize() { return [ 'startDate' => $this->startDate, 'endDate' => $this->endDate, ]; } } $period = new Period(); var_dump(json_decode(json_encode($period)));
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Deprecated: Return type of Period::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/4pV59 on line 15 object(stdClass)#5 (2) { ["startDate"]=> object(stdClass)#4 (3) { ["date"]=> string(26) "2015-04-03 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } ["endDate"]=> object(stdClass)#6 (3) { ["date"]=> string(26) "2015-05-03 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30
object(stdClass)#5 (2) { ["startDate"]=> object(stdClass)#4 (3) { ["date"]=> string(26) "2015-04-03 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } ["endDate"]=> object(stdClass)#6 (3) { ["date"]=> string(26) "2015-05-03 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } }
Output for 7.3.32 - 7.3.33, 8.0.13
object(stdClass)#5 (2) { ["startDate"]=> object(stdClass)#4 (3) { ["date"]=> string(26) "2015-04-03 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } ["endDate"]=> object(stdClass)#6 (3) { ["date"]=> string(26) "2015-05-03 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } }
Output for 5.5.14 - 5.5.38, 5.6.0 - 5.6.38
object(stdClass)#4 (2) { ["startDate"]=> object(stdClass)#5 (3) { ["date"]=> string(26) "2015-04-03 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } ["endDate"]=> object(stdClass)#6 (3) { ["date"]=> string(26) "2015-05-03 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } }
Output for 5.5.0 - 5.5.13
object(stdClass)#4 (2) { ["startDate"]=> object(stdClass)#5 (3) { ["date"]=> string(19) "2015-04-03 00:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } ["endDate"]=> object(stdClass)#6 (3) { ["date"]=> string(19) "2015-05-03 00:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } }
Output for 5.4.0 - 5.4.45
Fatal error: Class 'DateTimeImmutable' not found in /in/4pV59 on line 11
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/4pV59 on line 17
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/4pV59 on line 17
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/4pV59 on line 3
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/4pV59 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/4pV59 on line 3
Process exited with code 255.

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