For Loop On Map In Java
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For Loop On Map In Java
We can use this feature to loop through a map as well. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 import java.util.hashmap; Statement 1 sets a variable before the loop starts (int i = 0).
In the below example we are iterating the hashmap using both the methods (for loop and while loop). Stream api is one significant feature of java 8. Using map.foreach and lambda function.
Statement 2 defines the condition for the loop to run (i must be less than 5).
Is using keyset method to get the keys, then using a for loop will go through. It is an enhanced foreach. There are 6 different ways to extract or loop over map in java such as using enhanced for loop, iterator using entryset, java 8 and stream api. Phnmap.keyset ()) { system.out.println (key:
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