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Added array_intersect_key to the Collection object - 19682 #19683

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merged 2 commits into from
Jun 20, 2017
Merged

Added array_intersect_key to the Collection object - 19682 #19683

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Added array_intersect_key to the Collection object - 19680
VinceG Jun 19, 2017
a788558
style ci
VinceG Jun 19, 2017
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11 changes: 11 additions & 0 deletions src/Illuminate/Support/Collection.php
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Original file line number Diff line number Diff line change
Expand Up @@ -624,6 +624,17 @@ public function intersect($items)
return new static(array_intersect($this->items, $this->getArrayableItems($items)));
}

/**
* Intersect the collection with the given items by key.
*
* @param mixed $items
* @return static
*/
public function intersectKey($items)
{
return new static(array_intersect_key($this->items, $this->getArrayableItems($items)));
}

/**
* Determine if the collection is empty or not.
*
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12 changes: 12 additions & 0 deletions tests/Support/SupportCollectionTest.php
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Expand Up @@ -564,6 +564,18 @@ public function testIntersectCollection()
$this->assertEquals(['first_word' => 'Hello'], $c->intersect(new Collection(['first_world' => 'Hello', 'last_word' => 'World']))->all());
}

public function testIntersectKeyNull()
{
$c = new Collection(['id' => 1, 'first_word' => 'Hello']);
$this->assertEquals([], $c->intersectKey(null)->all());
}

public function testIntersectKeyCollection()
{
$c = new Collection(['id' => 1, 'first_word' => 'Hello']);
$this->assertEquals(['first_word' => 'Hello'], $c->intersectKey(new Collection(['first_word' => 'Hello', 'last_word' => 'World']))->all());
}

public function testUnique()
{
$c = new Collection(['Hello', 'World', 'World']);
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