AbsoluteTiming[expr] evaluates expr, returning a list of the absolute number of seconds in real time that have elapsed, together with the result obtained.

AbsoluteTime[] gives the total number of seconds since the beginning of January 1, 1900, in your time zone. AbsoluteTime[{y, m, d, h, m, s}] gives the absolute time ...

Finding the date and time. This gives the current date and time. The Mathematica DateList function returns whatever your computer system gives as the current date and time. ...

Mathematica's scheduled tasks provide a way to set evaluation of arbitrary expressions in the future. Tasks can be scheduled for one-time evaluation, or for repeated ...

SessionTime[] gives the total number of seconds of real time that have elapsed since the beginning of your Mathematica session.

$TimeUnit gives the minimum time interval in seconds recorded on your computer system.

The time it takes Mathematica to perform a computation is important information that can help you write efficient programs. Conveniently, you can display the time elapsed for ...

Timing[expr] evaluates expr, and returns a list of the time in seconds used, together with the result obtained.

Pause[n] pauses for at least n seconds.

Mathematica's symbolic timing framework allows timing information not only to be analyzed but also to be used in the structure of algorithms. Mathematica provides functions ...