---
title: "init(literalCapacity:interpolationCount:)"
framework: foundation
role: symbol
role_heading: Initializer
path: "foundation/date/formatstring/stringinterpolation/init(literalcapacity:interpolationcount:)"
---

# init(literalCapacity:interpolationCount:)

## Declaration

```swift
init(literalCapacity: Int, interpolationCount: Int)
```