C Language: time function
(Current Time)
In the C Programming Language, the time function returns the current calendar time.
Syntax
The syntax for the time function in the C Language is:
time_t time(time_t *timer);
Parameters or Arguments
- timer
- A pointer. timer can be a null pointer. If timer is not a null pointer, the time function will store the calendar time in timer.
Returns
The time function returns the current calendar time.
If timer is not a null pointer, the time function will store the calendar time in timer.
If there is an error (ie: the time is unavailable), the time function will return -1.
Required Header
In the C Language, the required header for the time function is:
#include <time.h>
Applies To
In the C Language, the time function can be used in the following versions:
- ANSI/ISO 9899-1990
Similar Functions
Other C functions that are similar to the time function:
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