Tag: javascript

The JavaScript event loop is a fundamental concept that allows JavaScript to perform non-blocking operations, even though it is single-threaded. The event loop continuously checks the call stack and the message queue. If the call stack is empty, it takes the first event from the queue and pushes its associated callback onto the call stack for execution. Here’s a simple example to illustrate how the event loop works: 1 2 3 4 5 6 7 8 9 10 11 console.