std::ctime

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C++
 
实用工具库
类型的支持 (basic types, RTTI, type traits)
动态内存管理
错误处理
程序实用工具
可变参数函数
日期和时间
函数对象
initializer_list（C++11）
bitset
hash（C++11）
关系运算符
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Relational operators
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rel_ops::operator!=
rel_ops::operator>
rel_ops::operator<=
rel_ops::operator>=
双和元组
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Pairs and tuples
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pair
tuple（C++11）
piecewise_construct_t（C++11）
piecewise_construct（C++11）
掉期，远期和移动
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Swap, forward and move
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swap
forward（C++11）
move（C++11）
move_if_noexcept（C++11）
declval（C++11）
 
日期和时间工具
 
C-风格的日期和时间工具
功能
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Functions
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时间操作
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Time manipulation
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difftime
time
clock
格式转换
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Format conversions
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asctime
ctime
strftime
wcsftime
gmtime
localtime
mktime
常量
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Constants
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CLOCKS_PER_SEC
类型
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Types
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tm
time_t
clock_t
 
Defined in header <ctime>
char* ctime( const std::time_t* time );
将已给定的时间，因为时代的日历本地时间，然后到一个文本表示，如果通过调用std::asctime(std::localtime(time))。得到的字符串具有以下格式：
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Converts given time since epoch to a calendar local time and then to a textual representation, as if by calling std::asctime(std::localtime(time)). The resulting string has the following format:
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Www Mmm dd hh:mm:ss yyyy
  • Www - 星期几（之一Mon，Tue，Wed，Thu，Fri，Sat，Sun）.
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    Www - the day of the week (one of Mon, Tue, Wed, Thu, Fri, Sat, Sun).
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  • Mmm - 月（之一Jan，Feb，Mar，Apr，May，Jun，Jul，Aug，Sep，Oct，Nov，Dec）.
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    Mmm - the month (one of Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec).
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  • dd - 月的一天
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    dd - the day of the month
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  • hh - 小时
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    hh - hours
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  • mm - 分钟
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    mm - minutes
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  • ss - 秒
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    ss - seconds
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  • yyyy - 年
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    yyyy - years
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功能不支持本地化.
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The function does not support localization.
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目录

[编辑] 参数

time -
指定的时间打印到std::time_t对象的指针
Original:
pointer to a std::time_t object specifying the time to print
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[编辑] 返回值

指向一个静态的空字符结尾的字符串的文字表示的日期和时间。 std::asctime和std::ctime之间的字符串可以共享，并在每次调用时可能会被覆盖的任何职能.
Original:
Pointer to a static null-terminated character string holding the textual representation of date and time. The string may be shared between std::asctime and std::ctime, and may be overwritten on each invocation of any of those functions.
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[编辑] 注释

这个函数返回一个指向静态数据的指针，是不是线程安全的。此外，它可共享与std::tm和std::gmtime修改静态std::localtime对象。 POSIX标志着这个功能已经过时，并建议std::strftime，而不是.
Original:
This function returns a pointer to static data and is not thread-safe. In addition, it modifies the static std::tm object which may be shared with std::gmtime and std::localtime. POSIX marks this function obsolete and recommends std::strftime instead.
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此行为可能是未定义的time_t的值，结果在超过25个字符的字符串（例如，一年10000）
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The behavior may be undefined for the values of time_t that result in the string longer than 25 characters (e.g. year 10000)
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[编辑] 为例

#include <ctime>
#include <iostream>
 
int main()
{
    std::time_t result = std::time(NULL);
    std::cout << std::ctime(&result);
}

Output: 

Tue Dec 27 17:21:29 2011

[编辑] 另请参阅
一个tm对象转换为文本表示
Original:
converts a tm object to a textual representation
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（函数） [edit]
tm对象转换成自定义的文字表述
Original:
converts a tm object to custom textual representation
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（函数） [edit]
（C++11）
格式和输出的日期/时间值，按指定的格式
Original:
formats and outputs a date/time value according to the specified format
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（函数模板） [edit]
C documentation for ctime
来自“http://zh.cppreference.com/mwiki/index.php?title=cpp/chrono/c/ctime&oldid=27265”