@@ 10-17 (lines=8) @@ | ||
7 | /** |
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8 | * @return null|AbstractNode |
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9 | */ |
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10 | public function previousSibling() |
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11 | { |
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12 | if (null === $parent = $this->parent) { |
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13 | return null; |
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14 | } |
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15 | ||
16 | return $this->getSibling($parent->getNodes(), -1); |
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17 | } |
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18 | ||
19 | /** |
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20 | * @return null|AbstractNode |
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@@ 22-29 (lines=8) @@ | ||
19 | /** |
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20 | * @return null|AbstractNode |
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21 | */ |
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22 | public function nextSibling() |
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23 | { |
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24 | if (null === $parent = $this->parent) { |
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25 | return null; |
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26 | } |
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27 | ||
28 | return $this->getSibling($parent->getNodes(), 1); |
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29 | } |
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30 | } |
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31 |