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Collection.php
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1 <?php
2 namespace Elgg\Structs;
3 
4 use Countable;
5 use Iterator;
6 
33 interface Collection extends Countable, Iterator {
34 
42  public function filter(callable $filter);
43 
51  public function contains($item);
52 
63  public function map(callable $mapper);
64 }
map(callable $mapper)
Take items of the collection and return a new collection with all the items having the $mapper applie...
$item
Definition: item.php:12
if(!$vars['title']&&$vars['title']!==false) if(isset($vars['filter_override'])) if(!isset($vars['filter'])&&elgg_is_logged_in()&&$context) $filter
Definition: content.php:62
contains($item)
Returns true iff the item is in this collection at least once.
A read-only interface to a (possibly mutable) group of items.
Definition: Collection.php:33
filter(callable $filter)
Returns a new collection only containing the elements which pass the filter.