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SessionTime

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

FilledSmallSquare SessionTime starts counting time as soon as your operating system considers your Mathematica process to be executing.

FilledSmallSquare SessionTime is accurate only down to a granularity of at least $TimeUnit seconds.

FilledSmallSquare See Section 2.14.3.

FilledSmallSquare See also: TimeUsed, AbsoluteTime, Date.

FilledSmallSquare New in Version 2.