tebru /
php-collections
| @@ 195-204 (lines=10) @@ | ||
| 192 | * @param CollectionInterface $collection |
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| 193 | * @return CollectionInterface |
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| 194 | */ |
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| 195 | public function keys(CollectionInterface $collection = null): CollectionInterface |
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| 196 | { |
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| 197 | if (null === $collection) { |
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| 198 | return new ArrayList($this->keys); |
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| 199 | } |
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| 200 | ||
| 201 | $collection->addAll(new ArrayList($this->keys)); |
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| 202 | ||
| 203 | return $collection; |
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| 204 | } |
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| 205 | ||
| 206 | /** |
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| 207 | * Returns the values as a collection |
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| @@ 212-221 (lines=10) @@ | ||
| 209 | * @param CollectionInterface $collection |
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| 210 | * @return CollectionInterface |
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| 211 | */ |
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| 212 | public function values(CollectionInterface $collection = null): CollectionInterface |
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| 213 | { |
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| 214 | if (null === $collection) { |
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| 215 | return new ArrayList($this->values); |
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| 216 | } |
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| 217 | ||
| 218 | $collection->addAll(new ArrayList($this->values)); |
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| 219 | ||
| 220 | return $collection; |
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| 221 | } |
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| 222 | ||
| 223 | /** |
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| 224 | * Filter the collection using closure |
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