Constants that indicate which modifier keys are pressed.
SDKs
- iOS 7.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
Framework
- UIKit
Declaration
struct UIKeyModifierFlags
StructureUIKey
UIKey
Topics
Modifier Flags
static var alphaA modifier flag that indicates the user pressed the Caps Lock key.
static var shift: UIKeyA modifier flag that indicates the user pressed the Shift key.
static var control: UIKeyA modifier flag that indicates the user pressed the Control key.
static var alternate: UIKeyA modifier flag that indicates the user pressed the Option key.
static var command: UIKeyA modifier flag that indicates the user pressed the Command key.
static var numericA modifier flag that indicates the user pressed a key located on the numeric keypad.