Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php |
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| 7 | class Access |
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| 8 | { |
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| 9 | use SplitPathTrait; |
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| 10 | use ValueTrait; |
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| 11 | |||
| 12 | /** |
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| 13 | * Set an array item to a given value using "dot" notation. |
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| 14 | * |
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| 15 | * If no key is given to the method, the entire array will be replaced. |
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| 16 | * |
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| 17 | * @param array $array |
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| 18 | * @param string $key |
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| 19 | * @param mixed $value |
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| 20 | * |
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| 21 | * @return array |
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| 22 | */ |
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| 23 | public function set(array &$array, $key, $value) |
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| 50 | |||
| 51 | /** |
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| 52 | * Get an item from an array using "dot" notation. |
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| 53 | * |
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| 54 | * @param array $array |
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| 55 | * @param string|callable $key |
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| 56 | * @param mixed $default |
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| 57 | * |
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| 58 | * @return mixed |
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| 59 | */ |
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| 60 | public function get(array $array, $key = null, $default = null) |
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| 80 | |||
| 81 | /** |
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| 82 | * Add an element to the array at a specific location |
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| 83 | * using the "dot" notation. |
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| 84 | * |
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| 85 | * @param array $array |
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| 86 | * @param $key |
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| 87 | * @param $value |
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| 88 | * |
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| 89 | * @return array |
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| 90 | */ |
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| 91 | public function add(array &$array, $key, $value) |
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| 104 | |||
| 105 | /** |
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| 106 | * Get a value from the array, and remove it. |
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| 107 | * |
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| 108 | * @param array $array |
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| 109 | * @param string $key |
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| 110 | * @param string|null $default |
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| 111 | * |
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| 112 | * @return mixed |
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| 113 | */ |
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| 114 | public function pull(array &$array, $key, $default = null) |
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| 122 | |||
| 123 | /** |
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| 124 | * Check if an item exists in an array using "dot" notation. |
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| 125 | * |
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| 126 | * @param array $array |
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| 127 | * @param string $key |
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| 128 | * |
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| 129 | * @return bool |
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| 130 | */ |
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| 131 | public function has(array $array, $key) |
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| 151 | |||
| 152 | /** |
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| 153 | * Updates data at the given path. |
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| 154 | * |
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| 155 | * @param array $array |
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| 156 | * @param array|string $key |
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| 157 | * @param callable $cb Callback to update the value. |
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| 158 | * |
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| 159 | * @return mixed Updated data. |
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| 160 | */ |
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| 161 | public function update(array $array, $key, callable $cb) |
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| 178 | |||
| 179 | /** |
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| 180 | * Remove one or many array items from a given array using "dot" notation. |
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| 181 | * |
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| 182 | * @param array $array |
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| 183 | * @param array|string $keys |
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| 184 | */ |
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| 185 | public function forget(array &$array, $keys) |
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| 213 | |||
| 214 | /** |
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| 215 | * Reset all numerical indexes of an array (start from zero). |
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| 216 | * Non-numerical indexes will stay untouched. Returns a new array. |
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| 217 | * |
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| 218 | * @param array $array |
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| 219 | * @param bool|false $deep |
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| 220 | * |
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| 221 | * @return array |
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| 222 | */ |
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| 223 | public function reset(array $array, $deep = false) |
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| 241 | |||
| 242 | /** |
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| 243 | * Get all of the given array except for a specified array of items. |
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| 244 | * |
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| 245 | * @param array $array |
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| 246 | * @param string[] $keys |
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| 247 | * |
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| 248 | * @return array |
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| 249 | */ |
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| 250 | public function except(array $array, $keys) |
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| 256 | } |
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| 257 |