What does operator do in flutter?

The following are the various types of operators in Dart: Arithmetic Operators. Relational Operators. … 1. Arithmetic Operators: Operator SymbolOperator NameOperator Description+AdditionUse to add two operands–SubtractionUse to subtract two operandsOperators in Dart – GeeksforGeeks www.geeksforgeeks.org › operators-in-dart

The following are the various types of operators in Dart: Arithmetic Operators. Relational Operators. … 1. Arithmetic Operators: Operator SymbolOperator NameOperator Description+AdditionUse to add two operands–SubtractionUse to subtract two operandsOperators in Dart – GeeksforGeeks www.geeksforgeeks.org › operators-in-dart

This are generic type parameters . It allows specializations of classes. List is a list that can contain any value (if no type parameter is passed dynamic is used by default). List<int> is a list that only allows integer values and null`.