| @@ 45-52 (lines=8) @@ | ||
| 42 | /** |
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| 43 | * @return null|AttributeNode |
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| 44 | */ |
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| 45 | public function previousSibling() |
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| 46 | { |
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| 47 | if (null === $parent = $this->parent) { |
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| 48 | return null; |
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| 49 | } |
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| 50 | ||
| 51 | return $this->getSibling($parent->getAttributes(), -1); |
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| 52 | } |
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| 53 | ||
| 54 | /** |
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| 55 | * @return null|AttributeNode |
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| @@ 57-64 (lines=8) @@ | ||
| 54 | /** |
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| 55 | * @return null|AttributeNode |
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| 56 | */ |
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| 57 | public function nextSibling() |
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| 58 | { |
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| 59 | if (null === $parent = $this->parent) { |
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| 60 | return null; |
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| 61 | } |
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| 62 | ||
| 63 | return $this->getSibling($parent->getAttributes(), 1); |
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| 64 | } |
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| 65 | } |
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| 66 | ||