FlareDeskDocs

Console Logs

View console.log output from your Worker

FlareDesk captures all console.log output from your Worker code, making it easy to debug and understand execution flow.

Log Levels

console.log / console.infoGeneral information
console.warnWarnings (displayed in amber)
console.errorErrors (displayed in red)
console.debugDebug messages

Viewing Console Logs

  1. 1

    Navigate to Logs in the sidebar

  2. 2

    Click the "Console" tab

  3. 3

    View all console output in real-time

Each Log Entry Shows

  • Timestamp: When the log was written
  • Level: log, warn, error, debug, info
  • Message: The logged content

Example

In your Worker code:

export default {
async fetch(request, env) {
console.log('Request received:', request.url);
console.warn('Deprecated endpoint used');
console.error('Something went wrong', error);
return new Response('OK');
}
}

All of these logs will appear in the Console tab in FlareDesk, with appropriate color coding.

Tips

Log Objects

Use console.log(JSON.stringify(obj, null, 2)) for formatted object output.

Use Labels

Prefix logs with labels like [AUTH] or [DB] to make filtering easier.

Clear Regularly

Click "Clear" to reset the console when it gets cluttered.

Next Steps

Learn about the Profiler