úάIGHC experimentalaseipp@pobox.comNoneTime an 1 action and return the time taken for execution,  as well as the return value. Time an 0 action, throwing away the result and returning  the time taken for execution.  Convert a  value into a  which specifies % how long something took in seconds.    microtimer-0.0.1.1System.Microtimertimetime_ formatSecondsghc-prim GHC.TypesIODoublebaseGHC.BaseStringgetTime