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<?php class Recursion implements JsonSerializable { public function __construct() { $this->cnt = 2048; } public function jsonSerialize() { if ($this->cnt < 1) { return null; } $this->cnt--; return array($this->cnt => $this); } } var_dump(json_encode(new Recursion(), 0, 512));
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of Recursion::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/vqd95 on line 9 Deprecated: Creation of dynamic property Recursion::$cnt is deprecated in /in/vqd95 on line 6 bool(false)

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