Collection

A сollection is an array in which only elements of the same type can be stored.

Collections may be build with array, or dedicated classes. There is native support for collections in PHP, although there are several packages.

See also Collections — How to improve your PHP code, Illuminate Collections vs PHP Arrays

Related : Enumeration (enum), Hash, Associative Array, Index For Arrays, Array, Map, Generics

Related packages : ramsey/collection, doctrine/collections, illuminate/collections