Map vs Flatmap?
Published in
4 min readMar 29, 2023
When to use map()
and flatMap()
? and what’s the difference?
The Java Streams API is a powerful tool for processing collections of data in a functional programming style. One of the most useful operations in this API is the map()
function, which applies a given function to each element of a stream and returns a new stream containing the results. Another operation, flatMap()
, has similar functionality, but with some important…