Date and time utilities
From cppreference.com
< c
Contents |
[edit] Functions
Time manipulation |
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Defined in header
<time.h> |
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computes the difference between times (function) |
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returns the current calendar time of the system as time since epoch (function) |
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returns raw processor clock time since the program is started (function) |
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(since C11)
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returns the calendar time based on a given time base (function) |
Format conversions |
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Defined in header
<time.h> |
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(C11)
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converts a tm object to a textual representation (function) |
(C11)
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converts a time_t object to a textual representation (function) |
converts a tm object to custom textual representation (function) |
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Defined in header
<wchar.h> |
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(C95)
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converts a tm object to custom wide string textual representation (function) |
Defined in header
<time.h> |
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(C11)
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converts time since epoch to calendar time expressed as Coordinated Universal Time (UTC) (function) |
(C11)
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converts time since epoch to calendar time expressed as local time (function) |
converts calendar time to time since epoch (function) |
[edit] Constants
Defined in header
<time.h> |
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number of processor clock ticks per second (macro constant) |
[edit] Types
Defined in header
<time.h> |
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calendar time type (struct) |
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calendar time since epoch type (typedef) |
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processor time since era type (typedef) |
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(since C11)
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time in seconds and nanoseconds (struct) |
[edit] References
- C11 standard (ISO/IEC 9899:2011):
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- 7.27 Date and time
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- 7.29.5.1 The wcsftime function (p: 439-440)
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- 7.31.14 Date and time <time.h> (p: 456)
- C99 standard (ISO/IEC 9899:1999):
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- 7.23 Date and time <time.h> (p: 338-347)
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- 7.24.5.1 The wcsftime function (p: 385-386)
- C89/C90 standard (ISO/IEC 9899:1990):
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- 4.12 DATE AND TIME <time.h>
[edit] See also
C++ documentation for C Date and time utilities
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