1 | <?php |
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7 | final class ImmutableKeyValuePair implements KeyValuePairInterface |
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8 | { |
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9 | /** |
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10 | * The key in the key/value pair. |
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11 | * |
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12 | * @var mixed |
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13 | */ |
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14 | private $key; |
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15 | |||
16 | /** |
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17 | * The value in the key/value pair. |
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18 | * |
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19 | * @var mixed |
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20 | */ |
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21 | private $value; |
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22 | |||
23 | /** |
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24 | * Construct a new KeyValuePair. |
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25 | * |
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26 | * @param mixed $key The key of the pair. |
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27 | * @param mixed $value The value of the pair. |
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28 | */ |
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29 | public function __construct($key, $value) |
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34 | |||
35 | /** |
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36 | * Gets the key in the key/value pair. |
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37 | * |
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38 | * @return mixed |
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39 | */ |
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40 | public function getKey() |
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44 | |||
45 | /** |
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46 | * Gets the value in the key/value pair. |
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47 | * |
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48 | * @return mixed |
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49 | */ |
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50 | public function getValue() |
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54 | |||
55 | /** |
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56 | * Ensures deep copy when cloning. |
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57 | * |
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58 | * @return void |
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59 | */ |
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60 | public function __clone() |
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65 | } |
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66 |