Author: Robert Hyatt
Date: 07:19:45 09/24/99
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On September 24, 1999 at 07:50:47, GBes wrote: >you can use clock( ) for this. > >clock_t start,finish; > >start = clock(); >// ... >finish = clock(); >double difference = (double)(finish-start)/CLOCKS_PER_SECOND; clock() is bad. It returns processor time, and not wall-clock time. If something else runs with you, you will use more time than expected because your cpu time doesn't increase linearly with elapsed time. For unix, I use gettimeofday() which returns a very accurate wall-clock time accurate to microseconds if you want...
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