| title |
NULL (CRT) | Microsoft Docs |
| ms.custom |
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| ms.date |
11/04/2016 |
| ms.reviewer |
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| ms.suite |
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| ms.technology |
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| ms.tgt_pltfrm |
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| ms.topic |
article |
| f1_keywords |
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| dev_langs |
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| helpviewer_keywords |
NULL |
null pointers |
NULL, null pointer value |
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| ms.assetid |
f9aac2a0-4f79-423f-8738-a76dccc0b1c3 |
| caps.latest.revision |
7 |
| author |
corob-msft |
| ms.author |
corob |
| manager |
ghogen |
NULL is the null-pointer value used with many pointer operations and functions. It is equivalent to 0. NULL is defined in the following header files: CRTDBG.H, LOCALE.H, STDDEF.H, STDIO.H, STDLIB.H, STRING.H, TCHAR.H, TIME.H and WCHAR.H.
Global Constants