---
title: simd_packed_int4
framework: simd
role: symbol
role_heading: Type Alias
path: simd/simd_packed_int4
---

# simd_packed_int4

A packed vector of four 32-bit signed integer elements.

## Declaration

```swift
typealias simd_packed_int4 = SIMD4<Int32>
```

## Topics

### Alternative Type Alias

- [packed_int4](simd/packed_int4.md)

## See Also

### Packed Vector Data Types

- [simd_packed_int2](simd/simd_packed_int2.md)
- [simd_packed_int8](simd/simd_packed_int8.md)
- [simd_packed_int16](simd/simd_packed_int16.md)