How to iterate hashmap entries in java
// Creating a HashMap
Map<String, String> langTable = new HashMap<String, String>();
// Inserting elements to HashMap
langTable.put("A", "Angular");
langTable.put("J", "Java");
langTable.put("P", "Python");
langTable.put("H", "Hibernate");
// Iterating HashMap using foreach
for (Map.Entry<String, String> set : langTable.entrySet()) {
// Printing all elements of a Map
System.out.println(set.getKey() + " = " + set.getValue());
}iterate map in java 8 using stream
public void iterateUsingStreamAPI(Map<String, Integer> map) {
map.entrySet().stream()
// ...
.forEach(e -> System.out.println(e.getKey() + ":" + e.getValue()));
}Copyright © 2021 Codeinu
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