獲得系統當前的日期和時間
1.
#include <stdio.h>
#include <time.h>
int main()
{
time_t timep;
struct tm *p;
time(&timep);
p =localltime(&timep); //此函數獲得的tm結構體的時間,是已經進行過時區轉化爲本地時間
//p = gmtime(&timep); //把日期和時間轉換爲格林威治(GMT)時間的函數
printf("Year: %d\n", 1900+p->tm_year);
printf("Month: %d\n", 1+p->tm_mon);
printf("Day: %d\n", p->tm_mday);
printf("Hour: %d\n", p->tm_hour);
printf("Minute: %d\n", p->tm_min);
printf("Second: %d\n", p->tm_sec);
printf("Weekday: %d\n", p->tm_wday);
printf("Days: %d\n", p->tm_yday);
printf("Isdst: %d\n", p->tm_isdst);
}
2.
/*
* =====================================================================================
*
* Filename: Time04.c
*
* Description: 輸入格式化後的系統當前時間
*
* Version: 1.0
* Created: 2012年07月10日 22時34分31秒
* Revision: none
* Compiler: gcc
*
* Author: ShanHaiyang
* Organization:
*
* =====================================================================================
*/
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <string.h>
int main()
{
time_t timep;
char s[30];
time(&timep);
strcpy(s,ctime(&timep));
printf("%s\n", s);
}