insertTextPlaceholder(size:completionHandler:)
Inserts a placeholder object to reserve visual space during text input.
Declaration
func insertTextPlaceholder(size: CGSize, completionHandler: @escaping @Sendable (UITextPlaceholder) -> Void)func insertTextPlaceholder(size: CGSize) async -> UITextPlaceholderDiscussion
If size.height is less than or equal to zero, then the placeholder is inline and line height. If size.height is greater than zero, then the placeholder is a paragraph of height size.height.