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c++ Programming Glossary: decay

C++11: I can go from multiple args to tuple, but can I go from tuple to multiple args? [duplicate]

http://stackoverflow.com/questions/10766112/c11-i-can-go-from-multiple-args-to-tuple-but-can-i-go-from-tuple-to-multiple

typename Tuple void call F f Tuple t typedef typename std decay Tuple type ttype detail call_impl F Tuple 0 std tuple_size ttype..

Sizeof array passed as parameter

http://stackoverflow.com/questions/1328223/sizeof-array-passed-as-parameter

The function void foo char a 100 Will have the parameter decay to a pointer and so becomes void foo char a If you want that..

Sizeof string literal

http://stackoverflow.com/questions/1392200/sizeof-string-literal

where N includes the terminal null. Remember arrays do not decay to pointers when passed to sizeof . share improve this answer..

what is array decaying?

http://stackoverflow.com/questions/1461432/what-is-array-decaying

is array decaying what is decaying of array is there any relation to the array.. is array decaying what is decaying of array is there any relation to the array pointers c c.. share improve this question It's said that arrays decay into pointers. A C array declared as int numbers 5 cannot be..

What is useful about a reference-to-array parameter?

http://stackoverflow.com/questions/2188991/what-is-useful-about-a-reference-to-array-parameter

reference to array parameter does not allow array type to decay to pointer type. i.e. the exact array type remains preserved.. array. The other variant when the array type is allowed to decay to pointer type are reserved for situations when it is necessary.. 10 pointer to an array The incorrect way would be to use a decayed approach void foo int arr pointer to an element Bad practice..

C++ Returning multidimension array from function

http://stackoverflow.com/questions/3716595/c-returning-multidimension-array-from-function

improve this question A two dimensional array does not decay to a pointer to pointer to ints. It decays to a pointer to arrays.. array does not decay to a pointer to pointer to ints. It decays to a pointer to arrays of ints that is only the first dimension.. pointer to arrays of ints that is only the first dimension decays to a pointer. The pointer does not point to int pointers which..

In C/C++, is char* arrayName[][] a pointer to a pointer to a pointer OR a pointer to a pointer?

http://stackoverflow.com/questions/3920729/in-c-c-is-char-arrayname-a-pointer-to-a-pointer-to-a-pointer-or-a-pointe

5 2 . Going by the rules above the expression dic should decay to char 2 a pointer to a 2 element array of pointer to char...

How do I use arrays in C++?

http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c

sizeof T n is equivalent to n sizeof T . Array to pointer decay The only connection between T n and T m is that both types can.. int This conversion is known as array to pointer decay and it is a major source of confusion. The size of the array.. a pointer One important context in which an array does not decay into a pointer to its first element is when the operator is..

How can I reliably get the address of an object?

http://stackoverflow.com/questions/6494591/how-can-i-reliably-get-the-address-of-an-object

in the file regarding Borland compatibility arrays do not decay to pointers but are passed by reference. What happens in this..

Calculating size of an array

http://stackoverflow.com/questions/720077/calculating-size-of-an-array

identical. Arrays will under a great many circumstances decay to a pointer to the first element of that array. There are at..