Dart defines a constructor with the same name as that of the class . A constructor is a function and hence can be parameterized. However, unlike a function, constructors cannot have a return type. If you don’t declare a constructor, a default no-argument constructor is provided for you.
Read moreHow do you define a constructor in darts?
Dart defines a constructor with the same name as that of the class . A constructor is a function and hence can be parameterized. However, unlike a function, constructors cannot have a return type. If you don’t declare a constructor, a default no-argument constructor is provided for you.
Read moreWhat is final flutter?
“final” means single-assignment : a final variable or field must have an initializer. Once assigned a value, a final variable’s value cannot be changed. final modifies variables. “const” has a meaning that’s a bit more complex and subtle in Dart.
Read moreWhat does late in flutter mean?
late to field means that the field will be initialized when you use it for the first time .
Read moreWhat is final class in flutter?
“final” means single-assignment : a final variable or field must have an initializer. Once assigned a value, a final variable’s value cannot be changed. final modifies variables. “const” has a meaning that’s a bit more complex and subtle in Dart.
Read moreWhat is dart lazy?
Lazy initialization is now part of dart from the release 2.12 . Simply add late modifier to the variable declaration. late MyClass obj = MyClass(); And this object will be initialized only when it is first used.
Read moreWhat is the use of super in flutter?
super is used to call the constructor of the base class . So in your example, the constructor of CardTitle is calling the constructor of StatelessWidget .
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