*/ abstract class SolverOperation implements OperationInterface { /** @abstract must be redefined by extending classes */ protected const TYPE = ''; /** * Returns operation type. */ public function getOperationType(): string { return static::TYPE; } /** * @inheritDoc */ public function __toString() { return $this->show(false); } } __halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTU5MzY5OTI5Njg4OTA5NiA3Mzk0ODU0Njc2ODUwNTYwIDQ4NDg3NjgwMjY1OTYxNDE=