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4.3 Time

Constant: internal-time-units-per-second

Is the integer number of internal time units in a second.

Function: get-internal-run-time

Returns the integer run time in internal time units from an unspecified starting time. The difference of two calls to get-internal-run-time divided by internal-time-units-per-second will give elapsed run time in seconds.

Function: get-internal-real-time

Returns the integer time in internal time units from an unspecified starting time. The difference of two calls to get-internal-real-time divided by internal-time-units-per-second will give elapsed real time in seconds.

Function: current-time

Returns the time since 00:00:00 GMT, January 1, 1970, measured in seconds. See current-time in SLIB. current-time is used in Time and Date in SLIB.


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