Difference between revisions of "Nil"
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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. | '''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. | ||
Revision as of 11:30, 11 December 2013
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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.
