@@ 206-219 (lines=14) @@ | ||
203 | * @param \ArrayAccess|array $items |
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204 | * @return static |
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205 | */ |
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206 | public function diff($items) |
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207 | { |
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208 | $diff = new static([], $this->model); |
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209 | ||
210 | $dictionary = $this->getDictionary($items); |
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211 | ||
212 | foreach ($this->items as $item) { |
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213 | if (!isset($dictionary[(string) $item->getKey()])) { |
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214 | $diff->add($item); |
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215 | } |
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216 | } |
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217 | ||
218 | return $diff; |
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219 | } |
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220 | ||
221 | /** |
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222 | * Intersect the collection with the given items. |
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@@ 227-240 (lines=14) @@ | ||
224 | * @param \ArrayAccess|array $items |
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225 | * @return static |
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226 | */ |
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227 | public function intersect($items) |
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228 | { |
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229 | $intersect = new static([], $this->model); |
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230 | ||
231 | $dictionary = $this->getDictionary($items); |
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232 | ||
233 | foreach ($this->items as $item) { |
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234 | if (isset($dictionary[(string) $item->getKey()])) { |
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235 | $intersect->add($item); |
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236 | } |
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237 | } |
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238 | ||
239 | return $intersect; |
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240 | } |
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241 | ||
242 | /** |
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243 | * Return only unique items from the collection. |