Iterate through the keys -> keySet() of the map: Map<String, Object> map = ...; for (String key : map.keySet()) { //your Business ... ... <看更多>

In this video, we will discuss five best ways to iterate over a HashMap in Java with examples.1. Iterate through a HashMap EntrySet using ... ... <看更多>

Java's Collections Framework provides several different ways of iterating the contents of a map. You can retrieve the set of keys, the collection of values, ... ... <看更多>

You can accomplish this using Java 8 streams. public List<Object> fetchMultiFieldsList() { return multiFieldMap.entrySet().stream() . ... <看更多>