Type PropertyFoundationEssentials
base64URLAlphabet
iOS 26.0+
iPadOS 26.0+
Mac Catalyst 26.0+
macOS 26.0+
tvOS 26.0+
visionOS 26.0+
watchOS 26.0+
Use the base64url alphabet to encode the data
static let base64URLAlphabet: Data.Base64EncodingOptions