EntityCollection

\Bitrix\Sale\Internals\EntityCollection is a collection of entities.

Internals\EntityCollection > Internals\CollectionBase

Method	Description	Available from version
clearCollection	Deletes all collection items.
doFinalAction	Executes final actions.
getIndexById	Searches item in collection by ID and returns its internal index.
getItemById	Searches item in collection by ID and returns it.
getItemByIndex	Searches item in collection by internal index and returns it.
isAnyItemDeleted	Checks if a collection item was deleted.
isChanged	Checks if collection was updated. Returns `true` or `false`.
isClone	Checks if collection was cloned. Returns `true` or `false`.
verify	Verifies collection validly. Returns object `\Bitrix\Sale\Result`.

Method	Description	Available from version
count	Returns number of object items.
current	Returns current item.
getIterator	Returns external iterator.
isEmpty	Checks collection for emptiness. When collection doesn't contain any items, returns `true` (otherwise, `false`).
key	Returns index for current collection item.
next	Moves collection selection to the next item.
offsetExists	Defines, if specified offset exists (key).
offsetGet	Returns specified offset (key).
offsetSet	Sets value for this offset.
offsetUnset	Resets offset value.
rewind	Rewinds selection to the first collection item.
valid	Checks, if collection contains valid items.