# join()

Glues a list of strings into one string with a separator between them.

## What does **join()** do in JavaScript?

**join()** — Glues a list of strings into one string with a separator between them.

```javascript
const words = "tea coffee".split(" ");
const label = words.join(" & ");
```

Level: Apprentice · [More JavaScript terms at this level](https://www.ask-codey.com/glossary/subjects/javascript/apprentice)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/join-javascript