Calculating elapsed time in a C program in milliseconds

Question

I want to calculate the time in milliseconds taken by the execution of some part of my program. I\'ve been looking online, but there\'s not much info on this topic. Any of y

Answer 1

The gettimeofday function returns the time with microsecond precision (if the platform can support that, of course):

The gettimeofday() function shall obtain the current time, expressed as seconds and microseconds since the Epoch, and store it in the timeval structure pointed to by tp. The resolution of the system clock is unspecified.