What is difference between null and nil?
Answer / Naman Garg
"In Objective-C, 'nil' is a special value used to indicate that an object reference is not pointing to any valid object. On the other hand, 'null' refers to a non-object value such as 0 or an empty string."
| Is This Answer Correct ? | 0 Yes | 0 No |
Explain the difference between uiwindow and uiview?
What number distinctive annotations is accessible in objective-c?
How to call objective c function in swift?
What is a category in objective c?
What is property classification?
Is a fact objective?
What is an accessor method?
Can I use objective c in swift?
What is a dispatch method?
Tell me something about objective-c blocks?
What is a process and thread?
How do you write an objective?