public function Collection::containsKey in Zircon Profile 8
Same name and namespace in other branches
- 8.0 vendor/doctrine/collections/lib/Doctrine/Common/Collections/Collection.php \Doctrine\Common\Collections\Collection::containsKey()
Checks whether the collection contains an element with the specified key/index.
Parameters
string|integer $key The key/index to check for.:
Return value
boolean TRUE if the collection contains an element with the specified key/index, FALSE otherwise.
2 methods override Collection::containsKey()
- AbstractLazyCollection::containsKey in vendor/
doctrine/ collections/ lib/ Doctrine/ Common/ Collections/ AbstractLazyCollection.php - Checks whether the collection contains an element with the specified key/index.
- ArrayCollection::containsKey in vendor/
doctrine/ collections/ lib/ Doctrine/ Common/ Collections/ ArrayCollection.php - Checks whether the collection contains an element with the specified key/index.
File
- vendor/
doctrine/ collections/ lib/ Doctrine/ Common/ Collections/ Collection.php, line 110
Class
- Collection
- The missing (SPL) Collection/Array/OrderedMap interface.
Namespace
Doctrine\Common\CollectionsCode
public function containsKey($key);