Difference between revisions of "Nil"
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{{Nil}} | {{Nil}} | ||
| − | '''Nil''' is an empty pointer. The nil pointer is pointer that does not point to any object, variable ... It is pointer that is currently pointing to nothing. | + | '''Nil''' is an empty [[Pointer|pointer]]. The nil pointer is pointer that does not point to any object, [[Variable|variable]] ... It is pointer that is currently pointing to nothing. |
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* [[Assigned]] returns [[False|false]] if a reference is nil. | * [[Assigned]] returns [[False|false]] if a reference is nil. | ||
* [[FreeAndNil]] free memory for an object and set it to nil. | * [[FreeAndNil]] free memory for an object and set it to nil. | ||
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Revision as of 17:40, 20 October 2018
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Nil is an empty pointer. The nil pointer is pointer that does not point to any object, variable ... It is pointer that is currently pointing to nothing.
Read more
- Assigned returns false if a reference is nil.
- FreeAndNil free memory for an object and set it to nil.
