# Underscore Prefix

The variable name begins with an underscore. It is commonly paired with camelCase.

## What is **Underscore Prefix**?

**_underscorePrefix** 

A naming convention that generally has only letters. The variable name begins with an underscore. It is commonly paired with camelCase.

This naming convention is becoming less common. It was used to visually identify privately scoped variables.

Level: Novice · [More General terms at this level](https://www.ask-codey.com/glossary/subjects/general/novice)

Updated: October 13, 2026

Source: https://www.ask-codey.com/glossary/underscore-prefix