No overview available.
SDKs
- iOS 7.0+
- macOS 10.9+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
- Xcode 10.2+
Framework
- Foundation
Declaration
func enumerateSubstrings<R>(in range: R, options opts: String.EnumerationOptions = [], _ body: @escaping (String?, Range<Self.Index>, Range<Self.Index>, inout Bool) -> Void) where R : RangeExpression , R.Bound == String.Index