generateUniqueId Function

A custom function to generate a unique identifier in FlutterFlow

Utilities

generateUniqueId - Generate Unique Identifier

Generates a unique identifier string. This function combines a timestamp with random characters to create a highly unique ID.

Function Output:

String - A unique identifier string.

Function Inputs:

This function doesn’t require any inputs.

Example Usage:

Scenario: Creating unique identifiers for user-generated content in a social media app.

String postId = generateUniqueId();
print(postId); // Output: something like "1682012345-a1b2c3d4"

Result:

"1682012345-a1b2c3d4"

Source Code:

final timestamp = DateTime.now().millisecondsSinceEpoch; final random = Random(); final randomStr = List.generate(8, (_) => random.nextInt(16).toRadixString(16)).join(); return '$timestamp-$randomStr';

Formatted Function:

```dart String generateUniqueId() { final timestamp = DateTime.now().millisecondsSinceEpoch; final random = Random(); final randomStr = List.generate(8, (_) => random.nextInt(16).toRadixString(16)).join(); return '$timestamp-$randomStr'; } ```

Source Code Image:

Code Image