---
title: "isnormal(_:)"
framework: simd
role: symbol
role_heading: Function
path: "simd/isnormal(_:)-6f7tq"
---

# isnormal(_:)

Returns true for each element that is normal in a vector.

## Declaration

```swift
func isnormal(_ x: simd_float3) -> simd_int3
```

## See Also

### Classification Functions

- [isfinite(_:)](simd/isfinite(_:)-57mgu.md)
- [isinf(_:)](simd/isinf(_:)-7fd4p.md)
- [isnan(_:)](simd/isnan(_:)-j9kr.md)