Question

How to use class constructor in Dart

Answer 1

class Worker {
    String name = "";
    int age = 0;

    Worker(String name, int age) {
        this.name = name;
        this.age = age;
    }
}

main() {
    var obj = Worker("R2D2", 80);
  
    print(obj.name);
    print(obj.age);
}



/*
run:

R2D2
80

*/

 

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Answer 2

class Worker {
    String name = "";
    int age = 0;

    Worker(this.name, this.age);
}

main() {
    var obj = Worker("R2D2", 80);
  
    print(obj.name);
    print(obj.age);
}



/*
run:

R2D2
80

*/

 

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