How to hash MD5 in Dart

In this Dart tutorial we learn how to perform MD5 hashing in Dart using the crypto library.

Install crypto package in Dart or Flutter

To use the crypto package with Dart, run the following command.

dart pub add crypto

To use the crypto package with Flutter, run the following command.

flutter pub add crypto

The package can be added to your pubspec.yaml as below.

dependencies: 
  crypto: ^3.0.1

How to hash MD5 in Dart

In the following Dart program, we use the crypto package to perform MD5 hashing which input as a string and return hexadecimal digits string as a result of hashing function.

import 'package:crypto/crypto.dart';
import 'dart:convert';

void main() {
  var dataToHash = 'toricode.com';

  var bytesToHash = utf8.encode(dataToHash);
  var md5Digest = md5.convert(bytesToHash);

  print('Data to hash: $dataToHash');
  print('MD5: $md5Digest');
}
The output as below.
Data to hash: toricode.com
MD5: a217ba720bf4648b5ee0dc7c9f87ef30

Happy Coding 😊

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