A RouteInfo is an object that contains metadata about a specific route within a Transition. It is read-only and internally immutable. It is also not observable, because a Transition instance is never changed after creation.
- the callback to execute
- optional target to use
- Found item or undefined
This method is similar to the
defined in ECMAScript 2015.
The callback method you provide should have the following signature (all parameters are optional):
function(item, index, array);
itemis the current item in the iteration.
indexis the current index in the iteration.
arrayis the array itself.
It should return the
true to include the item in
Note that in addition to a callback, you can also
pass an optional target object that will be set as
this on the context.