| @@ 63-71 (lines=9) @@ | ||
| 60 | * |
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| 61 | * @return boolean |
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| 62 | */ |
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| 63 | public function offsetExists($offset) |
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| 64 | { |
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| 65 | $offset = filter_var($offset, FILTER_VALIDATE_INT); |
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| 66 | if ($offset !== false) { |
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| 67 | return array_key_exists($offset, $this->container); |
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| 68 | } |
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| 69 | ||
| 70 | return false; |
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| 71 | } |
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| 72 | ||
| 73 | /** |
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| 74 | * Unsets the value at the specified index. |
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| @@ 95-103 (lines=9) @@ | ||
| 92 | * |
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| 93 | * @return EntityInterface|null |
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| 94 | */ |
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| 95 | public function offsetGet($offset) |
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| 96 | { |
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| 97 | $offset = filter_var($offset, FILTER_VALIDATE_INT); |
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| 98 | if ($offset === false) { |
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| 99 | return null; |
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| 100 | } |
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| 101 | ||
| 102 | return Util\Arrays::get($this->container, $offset); |
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| 103 | } |
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| 104 | ||
| 105 | /** |
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| 106 | * Converts this entity collection into an xml string. |
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