1 | <?php |
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8 | class ExpoDatabaseDriver implements ExpoRepository |
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9 | { |
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10 | /** |
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11 | * Stores an Expo token with a given identifier. |
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12 | * |
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13 | * @param $key |
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14 | * @param $value |
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15 | * |
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16 | * @return bool |
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17 | */ |
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18 | 3 | public function store($key, $value): bool |
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27 | |||
28 | /** |
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29 | * Retrieves an Expo token with a given identifier. |
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30 | * |
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31 | * @param string $key |
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32 | * |
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33 | * @return array |
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34 | */ |
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35 | public function retrieve(string $key) |
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39 | |||
40 | /** |
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41 | * Removes an Expo token with a given identifier. |
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42 | * |
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43 | * @param string $key |
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44 | * @param string $value |
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45 | * |
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46 | * @return bool |
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47 | */ |
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48 | 2 | public function forget(string $key, string $value = null): bool |
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58 | } |
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59 |
In PHP, under loose comparison (like
==
, or!=
, orswitch
conditions), values of different types might be equal.For
string
values, the empty string''
is a special case, in particular the following results might be unexpected: