| 1 | <?php  | 
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| 10 | abstract class ServiceAbstract implements ServiceInterface  | 
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| 11 | { | 
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| 12 | 51 | public function setResponse(ResponseInterface $response)  | 
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| 20 | |||
| 21 | 12 | public function getResponse(): \StdClass  | 
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| 25 | |||
| 26 | 39 | public function getResponseAttribute(string $attribute)  | 
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| 34 | |||
| 35 | 6 | public function toArray(): array  | 
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| 39 | }  | 
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| 40 | 
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: