@firebase/performance-compat

Automatic Web Performance Monitoring

Automatically collects performance metrics of web applications, such as network request speeds and page load details, without requiring manual instrumentation.

import 'firebase/performance-compat';

// Initialize Firebase Performance Monitoring
const performance = firebase.performance();

Manual Custom Tracing

Allows developers to manually define custom traces to measure performance of specific parts of their application code, providing flexibility in performance analysis.

import 'firebase/performance-compat';

// Initialize Firebase Performance Monitoring
const performance = firebase.performance();

// Start a custom trace
const trace = performance.trace('customTraceName');
trace.start();

// Stop the trace
trace.stop();