---
title: Function name should use camelCase or PascalCase
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: >-
  Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST
  Rules > Function name should use camelCase or PascalCase
---

# Function name should use camelCase or PascalCase

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## Metadata{% #metadata %}

**ID:** `javascript-code-style/function-naming`

**Language:** JavaScript

**Severity:** Notice

**Category:** Code Style

## Description{% #description %}

Ensure that the function uses `camelCase` or `PascalCase` in case it is an `Object`. Generator functions should always be `camelCase`.

## Non-Compliant Code Examples{% #non-compliant-code-examples %}

```javascript
function My_Class() {}
function get_value() {}
function* GetValue() {}
function *get_value() {}
function _get_value_() {}
function __get_value() {}
```

## Compliant Code Examples{% #compliant-code-examples %}

```javascript
function MyClass() {}
function getValue() {}
function* getValue() {}
function *getValue() {}
function _getValue() {}
function $__getValue__() {}
```
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