W3cubDocs

/Bluebird

.filter

.filter(
    function(any item, int index, int length) filterer,
    [Object {concurrency: int=Infinity} options]
) -> Promise

Same as Promise.filter(this, filterer, options).

© 2013–2017 Petka Antonov
Licensed under the MIT License.
http://bluebirdjs.com/docs/api/filter.html