---
source: crates/biome_js_analyze/tests/spec_tests.rs
expression: validFunction.js
---
# Input
```jsx
function Person() {}

function f() {}

function specialFunction() {}

function $stream() {}

function stream$() {}

function _internalFunction() {}

function _special_() {}

function _() {}

function $() {}

const g = function g() {}
```