SSSaikat Senguptainsaikat.hashnode.dev·Apr 17, 2021 · 1 min readHow to convert values in a HashMap to a List<String>Let's consider that we have a HashMap of the following type: Map<String, List<String>> myMap = new HashMap<>(); We want to iterate through the entire hashmap and get all the values to a single List<String>. There could be many ways to solve this prob...00
