Filter
emit only those items from an Observable that pass a predicate test
See Also
Language-Specific Information
RxGroovy filter ofType
RxJava 1․x filter ofType
RxJS filter where
filter
and where
are found in each of the following distributions:
rx.js
rx.all.js
rx.all.compat.js
rx.compat.js
rx.lite.js
rx.lite.compat.js
RxPHP filter where