Java HashMap Key Set to String ,Array or Vector Convert: Use multiple type ( String or Integer) data together as Key Value|| Procedure to retrieve (show) or get individual values from the multiple
Java HashMap Tutorial with Examples | CalliCoder
HASHMAP IN JAVA – Everything You Need to Know About
Java Hashmap - containsKey(Object key) and containsValue(Object value) - Check if Key/Value Exists in Map • Crunchify