time1.c

来自「本文件介绍了unix内核的c源代码」· C语言 代码 · 共 10 行

#include <time.h>
main()
{
	time_t start, finish;
	time(&start);
	sleep(6);
	time(&finish);
	printf("start=[%d], finish=[%d], difftime=[%f]\n", start, finish, difftime(finish, start));
}