To check the type of a variable in Flutter and Dart, you can use the runtimeType property .
Read moreWhat is type in Flutter?
Type objects represent types . A type object can be created in several ways: By a type literal, a type name occurring as an expression, like Type type = int; , or a type variable occurring as an expression, like Type type = T; . By reading the run-time type of an object, like Type type = o. runtimeType; .
Read moreWhat is dynamic data type in Flutter?
dynamic: can change TYPE of the variable, & can change VALUE of the variable later in code . var: can’t change TYPE of the variable, but can change VALUE of the variable later in code. final: can’t change TYPE of the variable, & can’t change VALUE of the variable later in code.
Read moreHow do you turn an object into a Map in flutter?
We convert List<Customer> into Map using fromIterable() constructor . var map1 = Map. fromIterable(list, key: (e) => e.name, value: (e) => e.16 Mar 2022
Read moreAre static classes better?
Static classes and static members are useful because they do not require instances created for each new object . That means, they consume fewer resources and no duplication of the same class or member is needed in memory.
Read moreAre static classes better?
Static classes and static members are useful because they do not require instances created for each new object . That means, they consume fewer resources and no duplication of the same class or member is needed in memory.
Read moreWhat is an static class?
Static classes are sealed and therefore cannot be inherited . They cannot inherit from any class except Object. Static classes cannot contain an instance constructor. However, they can contain a static constructor.
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