| 1 | <?php |
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| 13 | trait OptionsTrait |
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| 14 | { |
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| 15 | /** |
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| 16 | * @var array |
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| 17 | */ |
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| 18 | protected $options = []; |
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| 19 | |||
| 20 | /** |
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| 21 | * @param string $name |
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| 22 | * |
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| 23 | * @return bool |
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| 24 | */ |
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| 25 | protected function hasOption(string $name): bool |
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| 26 | { |
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| 27 | if (array_key_exists($name, $this->options)) { |
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| 28 | return true; |
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| 29 | } |
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| 30 | |||
| 31 | if (!isset($this->aliases) || !isset($this->aliases[$name])) { |
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1 ignored issue
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| 32 | return false; |
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| 33 | } |
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| 34 | |||
| 35 | foreach ($this->aliases[$name] as $name) { |
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| 36 | return $this->hasOption($name); |
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| 37 | } |
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| 38 | |||
| 39 | return false; |
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| 40 | } |
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| 41 | |||
| 42 | /** |
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| 43 | * @param string $name |
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| 44 | * @param mixed $default |
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| 45 | * |
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| 46 | * @return mixed |
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| 47 | */ |
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| 48 | protected function getOption(string $name, $default = null) |
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| 68 | } |
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: