How to create a Set of integers in Dart - Step by Step Examples



How to create a Set of integers in Dart ?

Answer

To create a Set of integers in Dart, you can use the Set class.



✐ Examples

1 Create Set of Integers

In this example,

  1. We declare a Set of integers using the Set() constructor.
  2. We add integers to the set using the add method.
  3. The resulting set contains unique integers without duplicates.

Dart Program

void main() {
  Set<int> numberSet = Set<int>();

  // Adding integers to the set
  numberSet.add(1);
  numberSet.add(2);
  numberSet.add(3);
  numberSet.add(4);
  numberSet.add(5);

  // Printing the set
  print('Set of integers: $numberSet');
}

Output

Set of integers: {1, 2, 3, 4, 5}

2 Create Set of Integers using Set Literal

In this example,

  1. We declare a Set of integers using the Set constructor with a set literal.
  2. The set literal syntax initializes the set directly with integers.
  3. The resulting set contains unique integers without duplicates.

Dart Program

void main() {
  Set<int> numberSet = {1, 2, 3, 4, 5};

  // Printing the set
  print('Set of integers: $numberSet');
}

Output

Set of integers: {1, 2, 3, 4, 5}

Summary

In this tutorial, we learned How to create a Set of integers in Dart language with well detailed examples.




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