@@ 201-214 (lines=14) @@ | ||
198 | * @param \ArrayAccess|array $items |
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199 | * @return static |
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200 | */ |
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201 | public function diff($items) |
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202 | { |
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203 | $diff = new static([], $this->model); |
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204 | ||
205 | $dictionary = $this->getDictionary($items); |
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206 | ||
207 | foreach ($this->items as $item) { |
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208 | if (!isset($dictionary[(string) $item->getKey()])) { |
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209 | $diff->add($item); |
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210 | } |
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211 | } |
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212 | ||
213 | return $diff; |
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214 | } |
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215 | ||
216 | /** |
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217 | * Intersect the collection with the given items. |
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@@ 222-235 (lines=14) @@ | ||
219 | * @param \ArrayAccess|array $items |
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220 | * @return static |
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221 | */ |
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222 | public function intersect($items) |
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223 | { |
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224 | $intersect = new static([], $this->model); |
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225 | ||
226 | $dictionary = $this->getDictionary($items); |
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227 | ||
228 | foreach ($this->items as $item) { |
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229 | if (isset($dictionary[(string) $item->getKey()])) { |
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230 | $intersect->add($item); |
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231 | } |
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232 | } |
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233 | ||
234 | return $intersect; |
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235 | } |
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236 | ||
237 | /** |
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238 | * Return only unique items from the collection. |