@@ -60,7 +60,7 @@ |
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60 | 60 | * |
61 | 61 | * @return string|null |
62 | 62 | */ |
63 | - private function toDateString(\DateTime $date = null): ?string |
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63 | + private function toDateString(\DateTime $date = null): ? string |
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64 | 64 | { |
65 | 65 | if (null === $date) { |
66 | 66 | return null; |