时间函数

#include <iostream>

#include <ctime>

#include <stdlib.h>

#include<mem.h>

using namespace std;

time_t GetTimeStampByStr( const char* pDate )

{

const char* pStart = pDate;

char szYear[5], szMonth[3], szDay[3], szHour[3], szMin[3], szSec[3];

szYear[0]   = *pDate++;

szYear[1]   = *pDate++;

szYear[2]   = *pDate++;

szYear[3]   = *pDate++;

szYear[4]   = 0x0;

szMonth[0]  = *pDate++;

szMonth[1]  = *pDate++;

szMonth[2]  = 0x0;

szDay[0]    = *pDate++;

szDay[1]    = *pDate++;

szDay[2]    = 0x0;

szHour[0]   = *pDate++;

szHour[1]   = *pDate++;

szHour[2]   = 0x0;

szMin[0]    = *pDate++;

szMin[1]    = *pDate++;

szMin[2]    = 0x0;

szSec[0]    = *pDate++;

szSec[1]    = *pDate++;

szSec[2]    = 0x0;

tm tmObj;

tmObj.tm_year = atoi(szYear)-1900;

tmObj.tm_mon  = atoi(szMonth)-1;

tmObj.tm_mday = atoi(szDay);

tmObj.tm_hour = atoi(szHour);

tmObj.tm_min  = atoi(szMin);

tmObj.tm_sec  = atoi(szSec);

tmObj.tm_isdst= -1;

return mktime(&tmObj);

}

int main()

{

time_t mkt = GetTimeStampByStr("20150716231620");

time_t Utctm = time(NULL);

cout<<"UTCTime in second:"<<mkt<<endl;

cout<<"UTCTime in second:"<<Utctm<<endl;

cout << "Hello World!" << endl;

return 0;

}