Dart Duration hashCode
Syntax & Examples

Duration.hashCode property

The `hashCode` property in Dart returns the hash code for this object.

Syntax of Duration.hashCode

The syntax of Duration.hashCode property is:

 int hashCode

This hashCode property of Duration the hash code for this object.

Return Type

Duration.hashCode returns value of type int.


✐ Examples

1 Duration with days and hours

In this example,

  1. We create a Duration object duration with 5 days and 12 hours.
  2. We use the hashCode property to get its hash code.
  3. We then print the result to standard output.

Dart Program

void main() {
  Duration duration = Duration(days: 5, hours: 12);
  int hash = duration.hashCode;
  print('Hash code: $hash');
}

Output

Hash code: 513922917

2 Duration with seconds

In this example,

  1. We create a Duration object duration with 30 seconds.
  2. We use the hashCode property to get its hash code.
  3. We then print the result to standard output.

Dart Program

void main() {
  Duration duration = Duration(seconds: 30);
  int hash = duration.hashCode;
  print('Hash code: $hash');
}

Output

Hash code: 30000000

3 Duration with hours and minutes

In this example,

  1. We create a Duration object duration with 3 hours and 20 minutes.
  2. We use the hashCode property to get its hash code.
  3. We then print the result to standard output.

Dart Program

void main() {
  Duration duration = Duration(hours: 3, minutes: 20);
  int hash = duration.hashCode;
  print('Hash code: $hash');
}

Output

Hash code: 333035819

Summary

In this Dart tutorial, we learned about hashCode property of Duration: the syntax and few working examples with output and detailed explanation for each example.