| title |
<cctype> | Microsoft Docs |
| ms.custom |
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| ms.date |
11/04/2016 |
| ms.reviewer |
|
| ms.suite |
|
| ms.technology |
|
| ms.tgt_pltfrm |
|
| ms.topic |
article |
| f1_keywords |
std.<cctype> |
std::<cctype> |
<cctype> |
|
| dev_langs |
|
| helpviewer_keywords |
|
| ms.assetid |
3fd18bfd-c414-4def-bac1-c362e1fe8b71 |
| caps.latest.revision |
18 |
| author |
corob-msft |
| ms.author |
corob |
| manager |
ghogen |
| translation.priority.ht |
cs-cz |
de-de |
es-es |
fr-fr |
it-it |
ja-jp |
ko-kr |
pl-pl |
pt-br |
ru-ru |
tr-tr |
zh-cn |
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Includes the Standard C library header <ctype.h> and adds the associated names to the std namespace.
Remarks
Including this header ensures that the names declared using external linkage in the Standard C library header are declared in the std namespace.
Header Files Reference
C++ Standard Library Overview
Thread Safety in the C++ Standard Library