Linux获取系统当前时间（精确到毫秒）

为什么80%的码农都做不了架构师？>>>

#include<stdio.h>#include<time.h>#include<sys/time.h>voidsysLocalTime(void){time_ttimesec;structtm*t;time(×ec);t=localtime(×ec);printf("%d-%d-%d%d:%d:%d\n",1900+t->tm_year,1+t->tm_mon,t->tm_mday,t->tm_hour,t->tm_min,t->tm_sec);}voidsysUsecTime(void){structtimevaltv;structtimezonetz;structtm*t;gettimeofday(&tv,&tz);printf("tv_sec:%ld\n",tv.tv_sec);printf("tv_usec:%ld\n",tv.tv_usec);printf("tz_minuteswest:%d\n",tz.tz_minuteswest);printf("tz_dsttime:%d\n",tz.tz_dsttime);t=localtime(&tv.tv_sec);printf("time_now:%d-%d-%d%d:%d:%d.%ld\n",1900+t->tm_year,1+t->tm_mon,t->tm_mday,t->tm_hour,t->tm_min,t->tm_sec,tv.tv_usec);}intmain(void){sysLocalTime();sysUsecTime();return0;}