范例:
#include<sys/time.h>
#include<unistd.h>
main(){
struct timeval tv;
struct timezone tz;
gettimeofday (&tv , &tz);
printf(“tv_sec; %d\n”, tv,.tv_sec) ;
printf(“tv_usec; %d\n”,tv.tv_usec);
printf(“tz_minuteswest; %d\n”, tz.tz_minuteswest);
printf(“tz_dsttime, %d\n”,tz.tz_dsttime);
}
执行 tv_sec: 974857339
tv_usec:136996
tz_minuteswest:-540
tz_dsttime:0
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