List in Salesforce
List It allows Duplicate values . It maintains insertion order. List maintains index based. It allows multiple null values. Syntax List<Datatype> variable name = new List<Datatype>(); Examples List<integer> a = new List<integer>(); List<Account> b = new List<Account>(); List<integer> ages; Ages = new List<integer>(); List<integer> ages = new List<integer>(){20,30,50}; Methods available in List add(Element); add(index,Element); addAll(list… Read More »