Contents1. Introduction2. Creating a HashMap3. Iterate through a HashMap4. Preserve Insertion Order5. Searching a HashMap5.1. Find a Key5.2. Find a Value5.3. Search for Multiple Values5.4. Search for Multiple KeysSummarySee Also 1. Introduction A HashMap is a map of keys to values which uses a hash table for implementation. The HashMap organizes the keys into buckets based on … Continue reading Java HashMap Examples