Maps Salesforce

How to use Map methods in Salesforce

Map is one of the most common data structures in Java, and String is one of the most common types for a map’s key. By default, a map of this sort has case-sensitive keys .26 May 2020

A map is a collection of key-value pairs where each unique key maps to a single value . Keys and values can be any data type—primitive types, collections, sObjects, user-defined types, and built-in Apex types. Map keys and values can contain any collection, and can contain nested collections.