1 | <?php |
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21 | trait MessageQueryTrait |
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22 | { |
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23 | use MutualQueryTrait; |
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24 | |||
25 | /** |
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26 | * Specify unread message. |
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27 | * @return \static $this |
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28 | */ |
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29 | 1 | public function unread() |
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34 | |||
35 | /** |
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36 | * Specify read message. |
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37 | * @return \static $this |
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38 | */ |
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39 | 1 | public function read() |
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44 | |||
45 | /** |
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46 | * Specify unreceived message. |
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47 | * @return \static $this |
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48 | */ |
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49 | 1 | public function unreceived() |
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54 | |||
55 | /** |
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56 | * Specify received message. |
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57 | * @return \static $this |
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58 | */ |
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59 | 1 | public function received() |
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64 | } |
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: