1 | <?php |
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5 | class OperationList implements \Countable, \IteratorAggregate |
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6 | { |
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7 | /** |
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8 | * @var OperationListItem[] |
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9 | */ |
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10 | protected $items = []; |
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11 | |||
12 | /** |
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13 | * Adds an operation to the end of the list. |
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14 | * |
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15 | * @param OperationListItem $item |
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16 | * @return OperationList |
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17 | */ |
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18 | public function add(OperationListItem $item): OperationList |
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24 | |||
25 | /** |
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26 | * Appends another operation list to the end of this list. |
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27 | * |
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28 | * @param OperationList $other |
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29 | * @return OperationList |
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30 | */ |
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31 | public function append(OperationList $other): OperationList |
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37 | |||
38 | /** |
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39 | * Prepends another operation list to the start of this list. |
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40 | * |
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41 | * @param OperationList $other |
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42 | * @return OperationList |
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43 | */ |
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44 | public function prepend(OperationList $other): OperationList |
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50 | |||
51 | /** |
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52 | * {@inheritdoc} |
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53 | */ |
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54 | public function count() |
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58 | |||
59 | /** |
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60 | * {@inheritdoc} |
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61 | */ |
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62 | public function getIterator(): \Iterator |
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66 | } |
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67 |