clock: returns time or -1 if the time is not available : clock « time.h « C / ANSI-C

1. C / ANSI-C
2. time.h
3. clock

clock: returns time or -1 if the time is not available

    

//Declaration:  clock_t clock(void); 
 


//To transform this value into seconds, divide it by CLOCKS_PER_SEC.



  #include <time.h>
  #include <stdio.h>

  int main(void)
  {
   
    printf("Elapsed time: %u secs.\n", clock()/CLOCKS_PER_SEC);
   
  }

         
/*
Elapsed time: 0 secs.
*/ 

           
       

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