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<?php date_default_timezone_set('America/Los_Angeles'); class Fruit implements JsonSerializable { public $type = 'Apple', $lastEaten = null; public function __construct() { $this->lastEaten = new DateTime(); } public function jsonSerialize() { return [ 'type' => $this->type, 'lastEaten' => $this->lastEaten->format(DateTime::ISO8601) ]; } } echo json_encode(new Fruit()); echo PHP_EOL; echo json_encode(new DateTime());
Output for git.master
Deprecated: Return type of Fruit::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/nk4Ek on line 13 {"type":"Apple","lastEaten":"2014-05-11T14:23:00-0700"} {"date":"2014-05-11 14:23:00.003907","timezone_type":3,"timezone":"America\/Los_Angeles"}
Output for git.master_jit
Deprecated: Return type of Fruit::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/nk4Ek on line 13 {"type":"Apple","lastEaten":"2014-05-11T14:23:00-0700"} {"date":"2014-05-11 14:23:00.003870","timezone_type":3,"timezone":"America\/Los_Angeles"}
Output for rfc.property-hooks
Deprecated: Return type of Fruit::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/nk4Ek on line 13 {"type":"Apple","lastEaten":"2014-05-11T14:23:00-0700"} {"date":"2014-05-11 14:23:00.003756","timezone_type":3,"timezone":"America\/Los_Angeles"}

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