Overview

This node generates a unique identifier (UUID) using the UUID v4 standard. It is useful in scenarios where a unique ID is needed, such as creating unique keys for database entries, generating unique tokens for user sessions, or tagging items uniquely in workflows.

Use Case Examples

1. Generating a unique ID for a new user record before saving to a database.
2. Creating unique transaction IDs for tracking payments.
3. Assigning unique identifiers to files or documents in a workflow.

Output

JSON

• uuid - The generated unique identifier (UUID v4)

Dependencies

• uuid library for generating UUIDs

Troubleshooting

• If the node fails to generate a UUID, ensure the 'uuid' library is properly installed and accessible.
• Errors related to output preparation might indicate issues with the node's helper methods or environment setup.

Links

• UUID NPM Package - Library used to generate UUIDs in this node.
• UUID Wikipedia - General information about UUIDs and their usage.