---
title: FloatLiteralType
framework: swift
role: symbol
role_heading: Type Alias
path: swift/floatliteraltype
---

# FloatLiteralType

The default type for an otherwise-unconstrained floating-point literal.

## Declaration

```swift
typealias FloatLiteralType = Double
```

## See Also

### Basic Values

- [BooleanLiteralType](swift/booleanliteraltype.md)
- [IntegerLiteralType](swift/integerliteraltype.md)