# Class Method

A function defined as a member of a JavaScript class.

## What is **Class Method** in JavaScript?

**Class Method** — A function defined as a member of a JavaScript class.

```javascript
class Book {
    constructor(title) {
        this.title = title;
    }
}

const guide = new Book("JavaScript");
```

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

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/class-method