字符串转time_t

 1 #include<stdio.h>
 2 #include<time.h>
 3 #include <iostream>
 4 #include <time.h>
 5 #include <cstdio>
 6 using namespace std;
 7     time_t convert_string_to_time_t(const std::string & time_string)  
 8     {  
 9         struct tm tm1;  
10         time_t time1;  
11         sscanf(time_string.c_str(), "%d-%d-%d %d:%d:%d" ,&(tm1.tm_year), &(tm1.tm_mon),&(tm1.tm_mday),&(tm1.tm_hour), &(tm1.tm_min),&(tm1.tm_sec));
12                  
13         tm1.tm_year -= 1900;  
14        tm1.tm_mon --;  
15        tm1.tm_isdst=-1;  
16         time1 = mktime(&tm1);  
17       
18         return time1;  
19     }  
20     
21     int main(int argc, char *argv[])  
22 {  
23      std::string date_string("2010-11-20 18:08:01");  
24     time_t tmp_time;  
25     tmp_time = convert_string_to_time_t(date_string);  
26     cout<<tmp_time<<endl;
27     struct tm *p;  
28     p = localtime(&tmp_time);  
29     p->tm_year = p->tm_year + 1900;  
30     p->tm_mon = p->tm_mon + 1;                                                                                       
31     printf("date is %04d-%02d-%02d %02d:%02d:%02d
", p->tm_year, p->tm_mon, p->tm_mday,p->tm_hour,p->tm_min,p->tm_sec);     
32 }  
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原文地址:https://www.cnblogs.com/wystan/p/4546074.html