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<?php $value = 2; $count = new class($value) implements Countable { public function __construct($value) { $this->value = $value; } public function count() { return strlen($this->value); } }; echo count($count);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of Countable@anonymous::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/S28K7 on line 11 Deprecated: Creation of dynamic property Countable@anonymous::$value is deprecated in /in/S28K7 on line 8 1

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