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mktime

unsigned long mktime( struct tm * timeptr );

Description

Converts the contents of structure pointed to by timeptr into seconds.

   

struct tm {
   char tm_sec;       // seconds 0-59
   char tm_min;       // 0-59
   char tm_hour;      // 0-23
   char tm_mday;      // 1-31
   char tm_mon;       // 1-12
   char tm_year;      // 80-147 (1980-2047)
   char tm_wday;      // 0-6 0==sunday
};

Parameters

timeptr

Pointer to tm structure

Return value

Time in seconds since January 1, 1980.

Library

RTCLOCK.LIB

See also

mktm, tm_rd, tm_wr