Swift Developer Question:
Please explain regular expression and Responder chain?
Answer:
Regular Expression – These are the special string patterns that describe how a search is performed through a string.
Responder Chain – It is a hierarchy of objects that obtain the opportunity to respond to the events.
Responder Chain – It is a hierarchy of objects that obtain the opportunity to respond to the events.
Previous Question | Next Question |
Explain how Can You Define A Base Class In Swift? | Explain me what is a category and when is it used? |