---
name: fn_switch
kind: component
lang: kt
domain: ui
version: "0.1.0"
framework: compose
purity: impure
signature: "@Composable fun FnSwitch(checked: Boolean, onCheckedChange: (Boolean) -> Unit, modifier: Modifier = Modifier, label: String? = null)"
description: "Toggle Switch con label opcional a la derecha. Stateless."
tags: [compose, android, ui, inputs, design-system]
props: []
emits: []
uses_functions: []
uses_types: []
returns: []
returns_optional: false
error_type: ""
imports: []
output: "Composable del design system @fn_compose. Emite UI con la identidad del registry (paleta Mantine v9 dark + indigo via FnTheme/FnTokens)."
file_path: "kotlin/functions/ui/src/main/kotlin/fn/compose/ui/Inputs.kt"
---

## Ejemplo

```kotlin
FnSwitch(checked = on, onCheckedChange = { on = it }, label = "Activado")
```

## Cuando usarla

Para opciones booleanas de activado/desactivado. Importa desde `fn.compose.ui`; requiere estar dentro de un `FnTheme {}`.
