time conver

gistfile1.txt

#include <time.h>

// 字符串转时间

time_t t;
struct tm tm;
strptime([iso8601String cStringUsingEncoding:NSUTF8StringEncoding], "%Y-%m-%dT%H:%M:%S%z", &tm);
tm.tm_isdst = -1;
t = mktime(&tm);
[NSDate dateWithTimeIntervalSince1970:t + [[NSTimeZone localTimeZone] secondsFromGMT]];

// 时间转字符串

time_t timeInterval = [date timeIntervalSince1970];
struct tm *cTime = localtime(&timeInterval);
NSString *triggerTime = [NSString stringWithFormat:@"%d-%02d-%02d %02d:%02d:%02d",cTime->tm_year+1900,
                   cTime->tm_mon+1,cTime->tm_mday,cTime->tm_hour,cTime->tm_min,cTime->tm_sec];