1 | <?php |
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14 | trait Activatable |
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15 | { |
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16 | /** |
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17 | * @return bool |
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18 | */ |
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19 | public function isActive(): bool |
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23 | |||
24 | /** |
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25 | * @param bool|callable $active |
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26 | * |
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27 | * @return $this |
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28 | */ |
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29 | public function setActive($active = true) |
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41 | |||
42 | /** |
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43 | * @return $this |
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44 | */ |
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45 | public function setInactive() |
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51 | |||
52 | /** |
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53 | * @return string|null |
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54 | */ |
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55 | public function url() |
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59 | |||
60 | /** |
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61 | * @return bool |
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62 | */ |
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63 | public function hasUrl(): bool |
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67 | |||
68 | /** |
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69 | * @param string|null $url |
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70 | * |
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71 | * @return $this |
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72 | */ |
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73 | public function setUrl($url) |
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79 | |||
80 | /** |
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81 | * @param string $url |
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82 | * @param string $root |
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83 | * |
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84 | * @return $this |
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85 | */ |
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86 | public function determineActiveForUrl(string $url, string $root = '/') |
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96 | } |
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97 |
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: