6 ways to iterate or loop a Map in Java

There are multiple ways to iterate or loop a Map in Java.

Using foreach in Java 8

If you using Java 8 this is the easiest way to loop the Map.

Using stream() in Java 8

This is also using in Java 8. If you want to filter some data while looping this is one of best way to do that.

Using entrySet()

Using keySet()

Using iterator through map

This way is more suitable for when you need to remove some data while iterating.

Using iterator through the KeySet

Original post :- http://mydevgeek.com/6-ways-iterate-loop-map-java/