map, filter, take, drop, transform, withIndex, dictinctUntilChanged | Kotlin Flow for Android Dev
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Intermediate operators are executed for every emission of the flow and return a new, transformed flow.
In this video, we are going to have a look at some of the most common intermediate flow operators.
Some will be familiar to you since they also exist as collection processing operators.
The operators that we are going to cover are
map
mapNotNull
filter
filterNot
filterNotNull
filterIsInstance
take
takeWhile
drop
dropWhile
transform
withIndex
distinctUntilChanged
TimeStamps
00:00 - Intro
00:17 - What are Intermediate Operators?
02:28 - map
06:30 - mapNotNull
06:53 - filter
07:48 - filterNot
08:28 - filterNotNull
08:44 - filterIsInstance
09:27 - take
10:37 - takeWhile
12:28 - drop
13:37 - dropWhile
14:25 - transform
16:07 - withIndex
16:52 - distinctUntilChanged
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