Swift perguntas e respostas de entrevista
Question: Explain the difference between a value type and a reference type in Swift.Answer: A value type is copied when it's assigned to a new variable or passed as an argument, while a reference type refers to the same instance of the data. |
Salvar para revisao
Adicione este item aos favoritos, marque-o como dificil ou coloque-o em um conjunto de revisao.
Faca login para salvar favoritos, perguntas dificeis e conjuntos de revisao.
Isto e util? Sim Nao
Mais uteis segundo os usuarios:
- What is Swift?
- Explain optionals in Swift.
- What is the difference between \'let\' and \'var\' in Swift?
- What are property observers in Swift?
- What is the purpose of the \'static\' keyword in Swift?