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/* Time Functions Example
Copyright (C) 1991-2025 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <https://www.gnu.org/licenses/>.
*/
#include <time.h>
#include <stdio.h>
int
main (void)
{
/* This buffer is big enough that the strftime calls
below cannot possibly exhaust it. */
char buf[256];
/* Get the current time. */
time_t curtime = time (NULL);
/* Convert it to local time representation. */
struct tm *lt = localtime (&curtime);
if (!lt)
return 1;
/* Print the date and time in a simple format
that is independent of locale. */
strftime (buf, sizeof buf, "%Y-%m-%d %H:%M:%S", lt);
puts (buf);
/*@group*/
/* Print it in a nicer English format. */
strftime (buf, sizeof buf, "Today is %A, %B %d.", lt);
puts (buf);
strftime (buf, sizeof buf, "The time is %I:%M %p.", lt);
puts (buf);
return 0;
}
/*@end group*/
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