issn = $issn; } /** * @return string|null */ public function getIssn(): ?string { return $this->issn; } /** * @param BlogPosting|null $blogPost */ public function setBlogPost(?BlogPosting $blogPost): void { $this->blogPost = $blogPost; } /** * @return BlogPosting|null */ public function getBlogPost(): ?BlogPosting { return $this->blogPost; } public function jsonSerialize() { return (object) array_merge((array) parent::jsonSerialize(), array_filter(array('issn' => $this->issn, 'blogPost' => $this->blogPost), static function ($value) : bool { return $value !== null; })); } } __halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NzkwMTE2NzQ5MzA2MjEyOSAzMTgyMTYwMzY1NjMwODQyIDE1Njk1OTIxMTE2NDAxNjM=