Using system time in Linux C

Asctime (the time and date are represented in string format)
Related functions

Time,ctime,gmtime,localtime

Table header File

#include

Defining function .h>

char * asctime (const struct TM * timeptr);

Function description

Asctime () Turns the information in the TM structure referred to by the parameter timeptr

Change the time-date representation method used by the real-world, and then the result in Word

The character string form returns. This function has been converted from time zone to local time, string

The format is:

"Wed June 21:49:08 1993\n"

return value

Returns a string representing the current local time date.

Additional Instructions

If the associated time-date function is called again, the string may be corrupted. This function differs from CTime in that the parameters passed in are different structures.

Example

1. #include <time.h>main () {time_t timep;time (&TIMEP);p rintf ("%s", Asctime (Gmtime (&TIMEP)));}

Executive Sat Oct 28 02:10:06 2000

CTime (the time and date are represented in string format)
Related functions

Time,asctime,gmtime,localtime

Table header File

#include

Defining function .h>

Char *ctime (const time_t *TIMEP);

Function description

CTime () Turns the information in the time_t structure referred to by the parameter TIMEP

Change the time-date representation method used by the real-world, and then the result in Word

The character string form returns. This function has been converted from time zone to local time, string

The format is "Wed June 21:49:08 1993\n". If you call the relevant

Time-Date function, this string may be corrupted.

return value

Returns a string representing the current local time date.

Example

1. #include <time.h>main () {time_t timep;time (&TIMEP);p rintf ("%s", CTime (&TIMEP));}

Executive Sat Oct 28 10:12:05 2000

This article is from the "canvas shoes can walk the cat step" blog, please be sure to keep this source http://9409270.blog.51cto.com/9399270/1863784

Using system time in Linux C