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# CATransform3DEqualToTransform(_:_:)

Returns a Boolean value that indicates whether the two transforms are exactly equal.

```
func CATransform3DEqualToTransform(_ a: CATransform3D, _ b: CATransform3D) -> Bool
```

## Return Value

<doc://com.apple.documentation/documentation/Swift/true> if `a` and `b` are exactly equal, otherwise <doc://com.apple.documentation/documentation/Swift/false>.

## Discussion

---

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