---
title: changesWhenCaseMapped
framework: swift
role: symbol
role_heading: Instance Property
path: swift/unicode/scalar/properties-swift.struct/changeswhencasemapped
---

# changesWhenCaseMapped

A Boolean value indicating whether the scalar may change when it undergoes case mapping.

## Declaration

```swift
var changesWhenCaseMapped: Bool { get }
```

## Discussion

Discussion This property is true whenever one or more of changesWhenLowercased, changesWhenUppercased, or changesWhenTitlecased are true. This property corresponds to the “Changes_When_Casemapped” property in the Unicode Standard.