Update Article.php
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@@ -41,7 +41,7 @@ class Article
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* Gibt die ID eines Artikels zurück.
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* @return int
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*/
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public function getId()
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public function getId(): int
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{
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return $this->id;
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}
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@@ -99,7 +99,7 @@ class Article
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* Gibt das Veröffentlichungsdatum des Artikels zurück.
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* @return string
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*/
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public function getCreationDate()
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public function getCreationDate(): string
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{
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return $this->creationDate;
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}
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